Alphatrail bike tube Rick 28 inch DV Dunlop valve 2X set with mobility guarantee I Compatible with bike tires Schwalbe, Continental, Conti, Michelin, Kenda & Maxxis bike tube.

["COMPATIBLE TIRE SIZES - Our bicycle tube is compatible with the following bike tires: 27 x 1.5 (40-609), 28 x 1.10 (28-622), 28 x 1.20 (30-622), 28 x 1.25 (32-622), 28 x 1.40 (37-622), 28 x 1.50 (40-622), 28 x 1.60 (42-622), 28 x 1.75 (47-622), 27 x 1.25 (32-630), 28 x 1.5 (40-635). The tire size can be easily read from the bicycle tire sidewall.","COMPATIBLE TIRE BRANDS - Additionally, the bicycle tube is highly compatible with a variety of brands including: Schwalbe, Continental, Michelin, Maxxis, and Kenda. It is well suited for trekking bikes, touring bikes, city bikes, urban bikes, and eBikes.","ELASTIC BUTYL RUBBER - We do not compromise on material either. Our tube is made of an elastic and airtight butyl rubber. Due to its high air retention, minimal air pressure is lost, reducing wear on the bicycle tire.","DUNLOP VALVE - With its high-quality Dunlop valve (Blitz valve), the tube provides a high level of air tightness and easy inflation. It can be inflated with all common floor pumps, mini pumps, and hand pumps.","MOBILITY GUARANTEE - We offer a one-year mobility guarantee on our bicycle tubes. If the tube is defective or leaking, we will replace it free of charge! Excluded are external damages, such as caused by glass, nails, splinters, or snake bites. Product packaging may vary."] Tipitopi