0 ratings
Adidas Unisex-Child Ultraboost 21 Running ShoesRunning Shoes
Item #: 33959670

Adidas Unisex-Child Ultraboost 21 Running ShoesRunning Shoes

Item #: 33959670
0 ratings Write a review
Out of stock
us Imported from USA store
Our Top Logistics Partners
  • fedex
  • dhl
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Responsive Cushioning
The Ultraboost 21 features Boost technology for exceptional energy return, ensuring a comfortable and responsive run, making it perfect for active children and young athletes.
Ankle Support
Designed with a supportive upper, these shoes provide enhanced stability and ankle support, helping to reduce the risk of injuries during play and running activities.
Eco-Friendly Materials
Constructed with Parley Ocean Plastic, these shoes not only deliver on performance but also promote sustainability, appealing to environmentally conscious families looking to make a positive impact.

Product Details

Explore and shop for adidas Unisex-Child Ultraboost 21 Running Shoes at Ubuy Sri Lanka for all your sports footwear needs. Get the perfect fit and maximum comfort for your runs.
  • Unisex-Child Ultraboost 21 running shoes
  • Sock-like fit with lace closure for a secure fit
  • Breathable and flexible adidas Primeknit upper
  • Stretchweb outsole for an energized ride
  • Made with Primeblue, a high-performance recycled material
  • Boost midsole for cushioning
Product Dimensions 14 x 9 x 5 inches (35.6 x 22.9 x 12.7 cm); 2.45 Pounds (1.11 kg)
Item model number LEN16
Department girls
Date First Available August 22, 2018
Manufacturer adidas
Fabric typeSynthetic-and-rubber
Sole materialRubber
Outer materialRubber
Closure typeLace-Up

Who Should Buy?

Suitable For
  • Active Youngsters

    Ideal for children who are active in sports and need durable, comfortable footwear for outdoor activities.

  • Long Distance Runners

    Great for kids involved in cross country or track and need supportive shoes for extended runs.

  • Fashion-Forward Kids

    Perfect for style-conscious children who want trendy footwear that pairs well with casual outfits.

Not Suitable For
  • Budget-Conscious Buyers

    May be considered too expensive for parents seeking affordable footwear options for their children.

Product Description

Adidas Unisex-Child Ultraboost 21 Running ShoesRunning Shoes

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What features make the adidas Unisex-Child Ultraboost 21 Running Shoes stand out?

    Answer: The adidas Unisex-Child Ultraboost 21 Running Shoes are designed with a responsive Boost midsole, providing excellent energy return and comfort during runs. The Primeknit upper offers a snug fit while enhancing breathability, ensuring that little feet remain cool and comfortable even during strenuous activities. The shoes also feature a durable rubber outsole for superior traction on various surfaces. This combination of support and flexibility makes them ideal for children who enjoy running, playing, or participating in sports.
  • Question: How do I choose the correct size for my child's Ultraboost 21 shoes?

    Answer: To select the right size for the adidas Unisex-Child Ultraboost 21 Running Shoes, it's essential to measure your child's feet accurately. Start by tracing their foot on a piece of paper and measuring the length from heel to toe. Refer to the adidas sizing chart to find the corresponding shoe size. Remember to account for the fact that children's feet grow quickly, so consider purchasing a half size up for added comfort. An accurate fit ensures optimal performance and reduces the risk of discomfort during use.
  • Question: Are adidas Unisex-Child Ultraboost 21 Running Shoes suitable for different types of activities?

    Answer: Yes, the adidas Unisex-Child Ultraboost 21 Running Shoes are highly versatile and suitable for various activities including running, playing sports, or casual wear. The design incorporates responsive cushioning and flexible support, making it ideal whether children are sprinting on the track, engaging in outdoor games, or just enjoying a day out. Their stylish look also makes them an attractive option for everyday outfits, promoting not only function but also fashion effortlessly.
  • Question: Can the Ultraboost 21 shoes be cleaned easily?

    Answer: Cleaning the adidas Unisex-Child Ultraboost 21 Running Shoes is straightforward. Generally, it's recommended to use a damp cloth with mild soap to wipe the surfaces, while avoiding harsh chemicals that could damage the materials. Additionally, removing the insoles and rinsing them separately can help maintain freshness. Regular cleaning keeps the shoes looking new and allows them to perform at their best, ensuring your child can continue enjoying their footwear without wear and tear showing dramatically.
  • Question: What materials are used in the construction of the Ultraboost 21 shoes?

    Answer: The adidas Unisex-Child Ultraboost 21 Running Shoes are crafted from a combination of high-quality materials designed for comfort and performance. The upper is made from Primeknit, providing a breathable and adaptive fit that conforms to the foot. The midsole features Boost technology, known for its energy return properties, while the outsole is constructed from durable rubber for lasting traction. This mix of materials ensures a lightweight shoe that supports active children through their daily adventures.
  • Question: What kind of arch support do the Ultraboost 21 shoes offer?

    Answer: The adidas Unisex-Child Ultraboost 21 Running Shoes feature a supportive midsole that provides excellent arch support, accommodating the natural foot structure of children. This support helps in promoting a proper running gait and reduces strain on the feet during activities. For children with varying arch types, the cushioning system can adapt, making them suitable for a wide range of foot shapes and sizes. Ensuring that your child receives the right support can contribute to their comfort and athletic performance.
  • Question: Are the Ultraboost 21 shoes suitable for wide feet?

    Answer: The adidas Unisex-Child Ultraboost 21 Running Shoes are designed with a flexible and adaptive upper that can accommodate different foot widths, including wider feet. The Primeknit construction allows for a comfortable fit that adapts to foot shapes while providing necessary support. If your child has particularly wide feet, it’s helpful to try on the shoes to ensure a snug yet comfortable fit without squeezing. The overall design ensures they can run and play without any limitations.
  • Question: What color options are available for the Ultraboost 21 shoes?

    Answer: The adidas Unisex-Child Ultraboost 21 Running Shoes come in a variety of vibrant colorways that appeal to children's tastes. Options may include bright shades like neon pink, classic black, or funky patterns that allow kids to express their style. Choosing a color that resonates with your child can make wearing the shoes much more fun and encourage them to be active. Check specific listings for the latest color options to find one that best suits your child's personality.
  • Question: What is the intended purpose of the Ultraboost 21 shoes?

    Answer: The adidas Unisex-Child Ultraboost 21 Running Shoes are primarily designed for running, but their versatility allows them to excel in various physical activities. With responsive cushioning and excellent grip, they are ideal for active children who love sports, PE classes, or simply playing outside. This shoe can enhance your child's performance and enjoyment in any activity, ensuring they have the right support and comfort during their movements.
  • Question: Where can I buy the adidas Unisex-Child Ultraboost 21 Running Shoes?

    Answer: You can buy the adidas Unisex-Child Ultraboost 21 Running Shoes from Ubuy in Sri Lanka. Ubuy offers a convenient shopping experience with various options, ensuring that you can easily find the right size and color for your child. With a user-friendly interface and detailed product descriptions, Ubuy simplifies the process of securing these popular shoes for your young athlete.

adidas Running LEN16 Editorial Review

These shoes have received mixed feedback from customers. While some claim that these shoes are original, others are not sure. Some users find them comfortable, true to size, and stylish, but others have experienced issues with the fit and durability, with some reporting the soles coming apart after only a few uses. Overall, the quality of the shoes seems to be inconsistent, with some users finding them to be good quality, while others have had a negative experience.

Customer Reviews & Ratings

1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Pros

  • Comfortable fit for some users
  • True to size
  • Stylish design

Cons

  • Durability issues reported by some customers

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9300 + reviews
Read reviews
JG
Jazz
Verified buyer

“Easy to use and always helpful and sorts any issues I've had past and present”

1 September 2026 · via Trustpilot
EK
Emmanuel
Verified buyer

“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”

31 August 2026 · via Trustpilot
F
fnd
Verified buyer

“The delivery was fast and the product came undamaged and authentic.”

29 August 2026 · via Trustpilot
LC
Leana
Verified buyer

“Ubuy is extremely efficient and to order online is an easy process. The verity of products to buy is really unlimited! My order was urgent and I got it on time. The products are great! Thank you Ubuy!”

25 August 2026 · via Trustpilot
HL
Hengo
Verified buyer

“Fast, convenient and cheap. Great store!”

27 August 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.