Synthetic Imported FibraTek cover A system of shock absorption between the phone into the case and eliminates vibrations from the road and has an excellent seating comfort. Edge protection to protect the edges of the saddle from damage CarboKeramic ceramic-coated carbon rails for low weight and superior clamping resistance ID Match fit: S3 Cover made from Fibra-Tek, a strong, durable and lightweight microfiber material Weight: 130g " Reinforced edges protect sides against abrasion Dual density padding offers great comfort over any terrain Shock absorber: elastomer between rails and