The SKS Flap Guard is super lightweight and protects your face against mud and water. Made out of soft material so this mud guard fits on a 26", 27.5" and 29" mountain bike and most forks. The SKS Flap Guard can be attached with tie-wraps. This ensures the mudguards stays perfectly in place, even during the most extreme conditions. Also the mud will stay away from your fork seals so the life span is enlarged.