The strap is made of high quality resin material, waterproof, sweat resistant, soft and comfortable. Applicable model: Compatible with Casio g-shock 10435462 GA-1000 GA-1100 GW-A1000 GW-A1100 GW-4000 G-1400 watch strap. Bandwidth: See detailed picture for specific dimensions. What you get: a wristband, two tools. After receiving the strap, please do not rush to install, first compare with your original strap and dial, determine the appropriate, and then install. If you have any questions, please feel free to leave a message to customer service, customer service will reply to you within 24 hours.