STREX Stretch Fastener System for Boat Covers and Shrunken Canvas Repair

Our patented boat canvas snap on extenders are great for boat covers that have shrunk over time or are too tight. Stretch your boat cover and eliminate the hassle of snaps with this easy to use pull and stretch on system. No more sore fingers and no more struggling with your boat cover. Easy On-Off Application

Install yourself - No special tools required