Tackle rough trails with confidence using this IRC heavy-duty inner tube! Designed for extreme riding, it's made from a blend of natural and butyl rubber and is 3mm thick for serious puncture resistance. Fits tire size 90/100-14 with a TR-4 straight metal valve stem (8mm diameter). Compatible with popular dirt bike models like Honda CR80/85, CRF125F, CRF150R, Husqvarna TC85, and Kawasaki KLX125 (check your specific year for fit). These Japanese-made tubes meet or exceed OEM standards, so you know they're reliable. Perfect for motocross, trail riding, or any aggressive off-road use. Reduces the risk of flats and gives you more durability. Keep a spare in your gear bag—it could save your ride day! Installation is standard, just make sure your rim is clean and free of sharp edges. Ride harder, worry less!