Cyclone Pro Foam Spline 5.7mm x 6.5m For Fly Fly Screen Frame Cyclone Pro series foam spline is a profesional quality, foam core spline with high compression and shape memory. Fam spline provides easy and faster installation, durability and resistane to shrinkage. Professional quality spline made in Australia High compression foam core for 2x faster installation than ribbed spline High resistance to shrinage UV resistant for high durability& long life Butane free quality spline made in Australia High compression foam core for 2x faster installation than ribbed spline High resistance to shrinage UV resistant for high durability& long life Butane free Includes: 2x Foam Spline Rolls