2-3/8 in. x 100 ft. Original Composite Corner Bead in a Roll SO-100SStrait Flex 100 ft. Composite Drywall Corner Tape is corner bead in a roll. This multi purpose drywall tape can be used on inside, outside, and off angled corners. The strong composite material is a durable option for high abuse outside corners. The material is easy to apply and needs little sanding to achieve that perfect finish. California residents see Prop 65 WARNINGS Made of paper faced composite material that doesn't rust Ideal for outside 90