Feature●【Size】24X1.75/1.9/1/95/2.0/2.1/2.125. AV32mm valve .weight - 230g●【High Quality】 The bike tube is made from premium butyl rubber.It has the advantages of good sealing performance, ozone resistance, aging resistance, shock absorption, electrical insulation.●【Easy Installation】Installation is quick and easy. Please follow inflation guide when airing a tire from a complete flat. Save time and effort, replace the old tube in a few minutes.●【Important Note】When changing a bicycle inner tube, be sure to add a little air before installing it. This gives it form so it doesnt get twisted or bunch up which may cause a pinch flat. Inspect for an even bead of the tire to the rim on both sides.●【Comfortable and Safe】After replacing the butyl rubber tube, it absorbs the impact on the uneven road surface, making riding more comfortable and safe.●Great for Cruiser and Mountain bike tiresDescription