For Oppo Watch Free Watch Strap Adjustable Nylon Bracelet Smart Watch Breathable Band for Women / Men - Blue / Red Made of high-quality nylon, which is breathable, sweatproof, comfortable, and soft The strap is thickened, which is comfortable to wear and easy to use The material has no harm to human skin and is not allergic Multi-color for option, meeting different style need Suitable for work, leisure occasions, or other daily occasions for women/men A good choice for you to find an alternative strap for your smart wristband Specification: Material: Nylon Length: 12.5+9.5cm Width: 18mm Compatible with: Oppo Watch Free Package included: 1 x Watch Strap Other things not included