Features: brand new and high quality Free of impurities. The full package button design does not affect the operation. 360 for protection, close to the watch, scratch-proof, drop-proof and dust-proof. Made of high-quality organic silicone, unique streamline design, lightweight and smooth texture, durable and breathable. It is your for ideal replacement strap for work, study, dating, sports and other occasions. Perfectly for pro for smart watch. The protective for case and silicone strap give your watch a completely new look. The protective for case and strap specially made for TRex/TRex pro watches, with a variety of colors of for case and strap options to personalize your daily needs. Very easy to install or remove. Specifications: Material:Silica Gel Size:Approx.22.5x2.2x0.5cm/8.86x0.87x0.2inches Color:As Picture Shown for A mazfit pro Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Silicone Strap