Strap For Casio PROTREK Series Electronic Watches Silicone Strap Replacement Features: 1. Made of high quality materials 2. Easy to fit and remove 3. Stylish, soft and comfortable to wear 4. Provides the perfect replacement strap for your watch 5. Variety of styles and freedom of choice Specification: Width: 18mm with raised mouth Long strap: 135mm Short strap: 73mm Strap thickness: approx. 3.5 mm Colour: black / orange Clasp: black/silver/gold Bezel colour: black/silver/gold Bezel material: steel/gel ring Material: silicone Compatible: for Casio PROTREK series: PRG-200/PRG250/PRG-260/PRG550/PRG-500/PRG-510/PRG270/PRW-2000/PRW2500/PRW3500/PR5000/PRW5000/PRW-5100 etc. Package includes: 1* watch strap Note: 1. Due to manual measurement, please allow 1-3mm error. Please make sure you don't mind before ordering. 2. Please allow 1-3 gram weight error. Please make sure you don't mind before ordering. 3. Due to different lighting in 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!