FAQ

Frequently Asked Questions

What sizes are available for all items?

The sizes range from 6-9 months, 9-12 months, and 12-18 months.

Keep in mind that the tracksuits run one size larger. Refer to our size guide for specific measurements. 

Sweater


AGELENGTH CHEST SLEEVE 
6-9 mths34 cm31 cm19 cm
9-12 mths36 cm32,5 cm21 cm
12-18 mths38 cm34 cm23 cm

Pants

AGELENGTH WAISTFOOT OPENING 
6-9 mths38 cm19 cm8,5 cm
9-12 mths42 cm20 cm8,5 cm
12-18 mths46 cm21 cm9 cm

Shipping will take 3-5 business days from the date of purchase. All shipments are insured, and the buyer is responsible for handling claims with the shipping carrier. Please monitor our site for updates on our shipping policies. Wonderkid ships with DHL or POSTNL (tracking number included). All orders are shipped with an official invoice detailing the exact total of merchandise.

Shipping within the Netherlands is free for orders over €100. The shipping fee within the EU, excluding the Netherlands & Belgium, is €10,50. Please note that Wonderkid is not liable for any customs or import duties incurred on orders. These charges are determined by the destination country’s customs authorities and are beyond our control.

You have 14 days to return your item(s) in original condition: unworn, unwashed, and with Wonderkid tags attached, from the date of delivery. All items must be returned with the invoice and the return form; otherwise, we cannot process your return. If the product is used, it can no longer be exchanged. We do not cover the shipping costs for returns. Exchanges may take 7 to 10 business days to process.

Purchases made at Wonderkid are securely processed via iDeal, Visa, Mastercard, and Maestro, ensuring the highest standards of online payment security. Personal information provided to us remains strictly confidential and will never be shared with third parties.

You can contact us via the Contact page, send us a message on Instagram at wonderkid.official, or email us directly at info@wonderkidofficial.com.

Instructions

Return Instructions
Send an email to info@wonderkidofficial.com with the following information: – Your order number – The item you wish to return You will receive a shipping label via email within 2-5 working days.
Send an email to info@wonderkidofficial.com with the following information: – Your order number – The item you wish to return and the item you would like in exchange (so we can reserve it for you). You will receive a shipping label via email within 2-5 working days.

• Wash the garment at a maximum of 30°C on a short wash cycle.
• Do not use bleach.
• The garment should not be tumble dried.
• Do not iron on the logo.
• To preserve the fabric and logo, wash the garment inside out.

Do you have feedback for us?

We would love to hear from you. Your opinion is important to us and helps us improve our products and services. If you have any comments, suggestions, or questions, please feel free to reach out to us via the Contact page, send us a message on Instagram at wonderkid.official, or email us directly at info@wonderkidofficial.com.. Thank you for your input! Love, team Wonderkid.

Wonderkid logo - no BG