Product information Model: SW-119 Weight: 63g(not include the holder) Color: transparentMaterial: PP Size: front-37cm width14cm rear-45cm width 14cm Sutable for: 24-27.5 Tire wideth: 1.5~3.0 inch mountain bike, fat tire bike, electreic bike Product Feature 1.Widen and longer design block water perfectly. 2.Can fit to 3.0 inch fat tire bike. 3.Made of environmentally friendly PP material, transparent and look very fashion. 4.DIY design with quick fixed knob, more creative and more fun.