20in

 Toughest dual density liners Uses a softer cushioning layer where the liner touches the tube Round ends to avoid friction flats Bulk boxes of 10 New Soft-Tips� prevent...

 Toughest dual density liners Uses a softer cushioning layer where the liner touches the tube Round ends to avoid friction flats Bulk boxes of 10 New Soft-Tips� prevent friction flats New circumference packaging pre-relaxes the liner for easier installation 20x1.5-1.95 Yel Box of 10UPC/EAN/GTIN: 544989774540

 Hardened outer layer stops thorns broken glass-other road & trail debris Ultra-soft inner layer cushions inner tube 20x2.125 Grn PairUPC/EAN/GTIN: 811157017229 ...

 Hardened outer layer stops thorns broken glass-other road & trail debris Ultra-soft inner layer cushions inner tube 20x2.125 Grn PairUPC/EAN/GTIN: 811157017229

 EVA flat liner material Resists thorns, glass, and sharp objects 20x1.9-2.5 Yel PairUPC/EAN/GTIN: 072774635207

 EVA flat liner material Resists thorns, glass, and sharp objects 20x1.9-2.5 Yel PairUPC/EAN/GTIN: 072774635207