Specifications BrandBIKIGHTSize26 27 5 29 700cColorWhiteMaterialPolyurethane Polymer CompositesApplicable to26 1 5 2 1 27 5 1 5 2 1 29 1 5 2 1 700c 18 25mm Features Tire Liner to protect bicycle tube for MTB Made of high quality material which is durable and toughness Designed to protect your bike tires from punctures Installs easily between the tube and tire to offer powerful puncture protection High tensile strength and easy installation Provides physical barrier to block nails thorns and other debris on some degree Not for Strong Sharp Nail or Blade 　Installation Expand the tire liner around the tire leave 2 cm spaces and cut off the excess Remove the tire let the tube down and put the liner between tire and tube Blow up the tire properly make the liner can be clamped by tube and tire and adjust the place of the liner Package Included 2 x Tyre Anti Puncture Proof Belt