Material: Medical grade siliconeColor: white, black, mint green,orange, pink, navy blue, red, yellow, gray, wine red, rose red, matchagreen, light purple, meat powder, sky blueProcess: This product ismade of silica gel, which is waterproof, sweatproof, comfortable andsoft. The strap is thickened, which is comfortable to wear and easy touse. The material has no harm to human skin and is not allergic.Adapt to original Huawei watch fit smart watchProduct size: medium size (unisex)Specifications:Applicable model: Huawei watch Fit (TIA-B09/TIA-B19)Packing: pearl bagWeight: 25 gramsSuitable for wrist circumference: 5.5-8.7 inchesAccessories; a plastic tool knife + 3 original bucklesAdvantages: 1. The metal buckle made of stainless steel 316 is more textured,2. Medical grade silicone material, non-allergic and more environmentally friendly3. The distribution tool knife makes it easier for users without nails to change the strap, and the plastic tool knife does not damage the machine, and better protects the watch4. Distribute 3 spare buckles and no longer worry about broken bucklesPackage Included:1*Strap"