Features: Replacement watch wristband for 7/9/9 baro/-spartan sport/sport wrist for hr/d5. Made of high-quality silicone material, durable and resilient, comfortable and lightweight, making your sports life more comfortable and comfortable. Designed with a porous design that can be applied to your wrist regardless of the size of your wrist. Two-color model, fashionable and novel, waterproof ans sweat-proof, softness is moderate, wear very comfortable. Compression molding, sturdy and durable for long for time use. Specifications: Main Material: Environmentally Friendly Silicone Net Weight: 30g Strap Length: Approx 130mm+91mm/5.11+3.58 inch Width: about 24mm/0.94" Color: Black White, Black Gray, Black Red, Black Lime, Grass Green Black, Orange Black, White Black(optional) Applicable Models: for 9 for 7 for -spartan sport (extreme speed) for -spartan sport wrist for hr(extreme optoelectronics) for 9 baro for D5 Note: Shipment does not include watch. Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you mind. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Piece Watch Band