CertainTeed No-Coat® Flexible Corner 325 (3-1/4") Flexible drywall corner bead that can conforms to any inside or outside angle. Dimensions: 3-1/4 in. x 100 ft. roll (Narrow) Benefits: Ideal for any angle of any length. Stays straight and maintains desired angle due to memory-free hinge. Resists impact and prevents cracking. Will not split or dent and resists abrasion. Great for all off-angles, stand-ups and hiding irregular framing on runs under 10'. Data Sheet