Stan&';s Rim Tape by NoTubes can be used to seal many rims air tight. Also it can be used as a light weight rim tape. Features - Stan&';s NoTubes Rim Tape 36 mm Creates a permanent, airtight seal over spoke holes Completely non-porous vapor barrier seals rim interior from moisture Adhesive made of natural rubber sticks where and when you want, but leaves no residue behind Low friction surface makes it easy to apply tire beads Product features Width: 36 mm Length: 9 meters (enough for (4) 26" or (3) 29" rims) Weight: approx. 6 g per rim