Material: Grade silicone Color: White, Black, Mint Green, Orange, Navy Blue, Red, Yellow, Gray, Wine Red, Rose Red, Matcha Green, Light, Meat Powder, Sky Blue Process: This product is made of silica gel, which is waterproof, sweatproof, comfortable, and soft. The strap is thickened for added comfort and ease of use. The material is safe for human skin and non-allergic. Adapt to watch fit smart watch Product size: Medium size (unisex) Specifications: Applicable model: Watch Fit (TIA-B09/TIA-B19) Packing: Pearl bag Weight: 25 grams Suitable for wrist circumference: 5.5-8.7 inches Accessories: 1 plastic tool knife, 3 buckles Advantages: 1. Stainless steel 316 metal buckle offers enhanced texture and durability 2. Grade silicone material is non-allergic and environmentally friendly 3. Included tool knife allows easy strap replacement, especially for users without nails, and helps protect the watch from damage 4. Includes 3 spare buckles for added convenience and longevity Package Included: 1 x Strap