BioWorld
CHAD Black Barefoot Sandals
CHAD Black Barefoot Sandals
*Not sure about the size?
Check out our size chart or just drop us a message - we’re happy to help!
Fewer returns = fewer CO₂ emissions 🌱
Couldn't load pickup availability
CHAD – Minimalist Barefoot Sandals by BIOWORLD
Step into summer with CHAD, a natural barefoot sandal designed by BIOWORLD for everyday comfort and freedom. Made in Spain with a minimalist approach, CHAD features a wide toe box, zero-drop sole, and flexible construction that allows your feet to move naturally and breathe effortlessly.
Crafted from high-quality, breathable materials with an adjustable strap system, CHAD offers a secure, custom fit while staying ultra-lightweight. The flat, grippy sole gives you just the right amount of protection without sacrificing ground feel – ideal for slow fashion lovers who value natural movement and style.
Perfect for urban walks, weekend escapes, and warm weather freedom – CHAD is barefoot simplicity at its best.
Materials:
Upper – Plant-based microfiber from the Giardini Eco
Insole – Microfiber suede from the On Micro
Sole – Vibram’s Supernew Flex, 4 mm
▶ Delivery Terms
Once you’ve completed your order, we’ll carefully pack it to ensure it arrives safely and send it via Royal Mail Second Class. Delivery usually takes 2–4 business days, excluding Sundays and public holidays.
▶ Return Policy
We offer a free return service throughout the UK within 30 days of delivery.
- Log in to your account on our store’s website.
- Submit a return request for the item you'd like to return.
- Once we receive your request, we will send you a prepaid return label. Label is valid for 7 days.
- Use this label to return your shoes free of charge.



Bioworld sizes chart

UK size | EU size | Length (cm) | Width (cm) |
3.5 | 36 | 23,7 | 9,1 |
4.5 | 37 | 24,5 | 9.4 |
5.5 | 38 | 25,2 | 9,7 |
6 | 39 | 25,7 | 9,9 |
7 | 40 | 26,3 | 10,1 |
8 | 41 | 26,9 | 10,3 |
8.5 | 42 | 27,4 | 10,5 |