Heavy-Duty Inner Tube Protection Liner For Puncture-Proof Defense, Universal Fit 12 To 29 Inch Wheels And 700C, Lightweight TPU Insert, 2-Pack In Green And Black, Shields Tires From Nails, Glass, Thorns And Debris
✔️ 2-pack TPU liners, universal fit for 12-29 in & 700C wheels
Protect your inner tube with a lightweight TPU insert that sits between the tire and tube, guarding against nails, glass, thorns, and debris. It's a smart upgrade for road, mountain, e-bike, BMX, and kids' bikes to reduce flats on daily rides.
✅ Advanced Puncture Defense: high-strength TPU forms a tough barrier between tire and tube to block nails, glass, thorns, and debris
✅ Universal Fit: fits 12", 16", 18", 20", 24", 26", 27.5", 29" and 700C wheels (width 1.5-2.3")
✅ Lightweight & Flexible: 1 mm TPU keeps weight low while conforming to rims
✅ Tool-free Installation: align valve hole, stretch into place, no tools required
✅ Value Pack: includes 2 liners for two tires; color Green + Black
💡 What is a puncture-proof inner tube liner and how does it help different bikes? This handy barrier adds protection between tire and tube to reduce flats. - Reduces flats from nails, glass, and debris - Works with 12-29 in and 700C wheels across road, mountain, and kids' bikes - Lightweight 1 mm TPU stays flexible across rims - Easy, tool-free installation for quick maintenance