CRYOVAC® Teflon Tape / Fiberglass 3"x 36 Yards (SP5592-19)3 Inch Width for Oversized Seal Bars: Provides maximum coverage for wide or multi wire seal bar assemblies, eliminating the need for multiple strips. PTFE Coated Fiberglass Construction: Offers excellent thermal stability, non stick performance, and extended wear resistance under repeated sealing cycles. Strong, Heat Resistant Adhesive: Bonds securely to flat sealing surfaces, reducing the risk of edge lift or adhesive failure during production.