Rainbow Strap For Swatch Replacement Silicone Strap Accessories 17/19MM Features: 1. Made of high quality silicone 2. easy to attach and detach 3. stylish, soft and comfortable to wear 4. The perfect replacement strap for your watch 5. Free DIY installation and removal. Specification: Material: Silicone Size: 17/19MM Colour: As shown in the picture Weight: approx. 10g Length: 17mm - 107+72mm 19mm-113+77mm Thickness: 17mm-approx. 2mm 19mm-approx. 2.5mm Compatible: for Swatch watches Package includes: 1* Watch Strap Note: 1. Please allow 1-3mm error due to manual measurement. 2. Please allow 1-3g weight error, please make sure you don't mind before ordering. 3. Due to different lighting of the photos and differences in monitors, the pictures may not reflect the actual colour of the object. Please make sure you don't mind before ordering, thank you!