OOFOS Unisex OOahh Sport Flex - Matte Black
*This product is in men's US sizing.
An evolution of the OOriginal, featuring an agile OOfoam™ strap for additional
support and comfort.
Sport Flex: A contemporary spin on the classic slide, with a sleek adjustable upper strap for a more optimal all-around fit.
Features & Benefits
Impact-absorbing OOfoam™ technology in OOFOS’ advanced footbed geometry.
Rounded, cupped heel designed to enhance impact-absorption and stability with every step.
Lightweight, flexible & packable for ultimate travel ability.
Machine Washable. Air Dry.
📦 RETURNS (LOCAL ONLY)
Not the right fit? We don’t do exchanges online, but you can return your item for an online store credit refund* (except nutrition and consumables).
For international returns, please refer to our Shipping & Returns page for more info.
📍 LOCAL SHIPPING - EXPRESS
Only applies to orders placed before 8:30am (GMT+8) from Monday to Friday. Orders placed over the weekend or on public holidays will be processed on the next working day.
Orders are fulfilled by DHL Express and are delivered by next 1-2 business days.
📍 LOCAL SHIPPING - STANDARD
Free shipping for orders above S$100. Orders placed before 8:30am (GMT+8) from Monday to Friday are shipped on the same day*.
Orders are fulfilled by SPX Express and are delivered within 3-5 days.
*Same-day dispatch is not guaranteed during sale periods or high order volumes, but we’ll always do our best to get your order out quickly.
🌍 INTERNATIONAL SHIPPING (FedEx / DHL)
International rates apply. Orders are fulfilled and delivered in 5-10 days.
📝 INTERNATIONAL CUSTOM AND/OR DUTIES
Customs taxes and/or import duties are imposed by the destination country and is not included in the checkout/shipping price. Actual amount varies according to local custom's terms & conditions.
Please contact your local customs office to find out more information on the charges before you place an order.
Running Lab is not liable for any additional customs charges, duties or taxes arising from your order or delivery.
Please refer to our Shipping & Returns page for more info.
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
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