Brand new with high quality Name: Bicycle Tire Liner Features:High quality tire liner protect your bicycle tube from Puncture by crushed stones,broken glasses,nails etc. Material: Polyurethane Use for: Mountain (MTB)/Road Bike Tire Color: Transparent Width: 40mm(1.574inch) Thinkness: 0.5mm(0.019inch) Model -- Applicable models -- Length 14" MTB -- 14" Folding Bike 20"406 -- 20"(1.35"-2.1") --1600mm 26"MTB -- 26"(1.5"-2.1") --2070mm 27.5MTB -- 27"(1.5"-2.1") --2230mm 29"MTB -- 29"(1.5"-2.1") --2260mm Road -- 700C(18-25mm) --2120mm Package includes: 2Pcs Tire liner Notice: 1.Transition: 1cm=10mm=0.39inch. 2.Please allow 1-2mm error due to manual measurement and make sure you do not mind before ordering. 3.Please understand that colors may exist chromatic aberration as the different placement of pictures.