Certified Authentic
Smart Buy Option
$177
USD
- 100% authenticity guaranteed
- Direct dispatch from Korea
- Tracked international shipping
Details & Care
Product Code: 123640867
Details
| Model | Y-3 QASA HIGH |
|---|---|
| Style code | S83175 |
| Color | ROUBLU/ROUBLU/FTWWHT (Royal Blue/Royal Blue/Footwear White) |
| Category | Sport Style |
| Made in | China |
| Brand | Y-3 |
| Origin | China |
| Manufacturer | Y-3 |
| Material | Fabric / Leather / Nylon |
| Washing Tip | Refer to detailed description |
Size & Fit
| Size | Men | UK | FR | JP | CHN | D |
|---|---|---|---|---|---|---|
| US | 7.5 | - | - | - | - | - |
| UK | - | 7 | - | - | - | - |
| EU | - | - | 40 2/3 | - | - | - |
| JP | - | - | - | 255 | - | - |
| CHN | - | - | - | - | 250 | - |
| Width | - | - | - | - | - | 7 |
📏 SIZE GUIDE — PLEASE READ
✓ This chart is a general guide only.
✓ Actual sizing may vary by brand and item.
✉ Please contact us to confirm your exact size before placing an order.

Shipping & Returns
Worldwide Shipping
Shipping
-
Free express shippingFedEx / DHL from Seoul to 100+ countries, with tracking on every order.
-
Duties & taxes includedCalculated at checkout and included in your total (DDP). Nothing to pay on delivery.
- STEP 01SourcingSecured from the partner seller · 2–4 business days
- STEP 02Hub inspectionAuthentication & condition check in Seoul · 1–2 business days
- STEP 03International dispatchTypically within 5–7 business days of purchase
- STEP 04DeliveryUsually 5–10 business days after dispatch
Return Policy
Returns & Refunds
-
7-day returnsRequest within 7 days of delivery (calendar days) from your order history or at help@mustit.co.kr.
-
Defective, wrong or counterfeit — freeWe cover all shipping costs in both directions.
-
Change of mind — US $98Round-trip international shipping, deducted from your refund once per return shipment.
-
Refund within 10 business daysAfter the item passes inspection at our Seoul hub, to your original payment method.
- Free cancellation any time before international dispatch.
- We arrange the return: prepaid label, FedEx/DHL pickup and return customs paperwork.
- No exchanges — please return the item and place a new order.
Not returnable: items used, damaged or altered by the customer; items missing tags, authenticity cards, box, dust bag or other accessories; hygiene-sensitive items once worn or unsealed; made-to-order items. Import duties and taxes paid to customs are not refunded by us.