Silca Ultimate Tubeless Sealant uses FiberFoam technology to harness the power of carbon fiber to seal up to 7mm punctures without losing pressure.

• Effective down to 10F/ -12C
• Seals 7.5mm holes for up to 6mo
• Injectable through your valve, seals a 6mm+ puncture, and lasts up to 6 months. The perfect sealant for those looking for the ultimate sealing power, longevity, and ease of use.
• Use Replenisher every 90-120 days for best performance
• 6, 9, and 12mm recycled carbon fibers are dispersed evenly by a foaming latex to create ultra strong seals
• Made in the USA