Specification BikeType : Road Bike Brand : Sunlite BulletPoint1 : EVA flat liner material BulletPoint2 : Resists thorns, glass, and sharp objects BulletPoint3 : HIGH-QUALITY MATERIALS: High-quality Butyl , good air tightness and long lasting. BulletPoint4 : EFFECTIVE TIRE LEVER: Let you easily get your tube out from the tire when changing the tube. BulletPoint5 : TIPS: You can contact us if the size of inner tubes are not suitable or you have any other questions or concerns about the products. We’re always here to help you. Color : Red CompatibleTireWidthMaximum : 23 millimeters CompatibleTireWidthMinimum : 17 millimeters ExternallyAssignedProductIdentifier1 : 072774634316 ExternallyAssignedProductIdentifier2 : 0072774634316 ItemDisplayWeight : 1 pounds ItemName : Sunlite Flat Guard Tube Protector, 27 x 1/700 x 18-25c, Red ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 9 inches ItemPackageDimensions_Width : 4.5 inches ItemPackageQuantity : 1 ItemTypeKeyword : bike-tubes ItemWidth : 38 millimeters Manufacturer : SUNLITE Material : eva ModelNumber : 63431JB NumberOfItems : 1 PartNumber : 63431 ProductDescription : TUBE PROTECTOR SUNLT 27x1/700x18-25 RD ProductSiteLaunchDate : 2011-11-17T22:44:22.109Z Size : 27 x 1"/700 x 18-25c SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 25172500 ValveType : Presta