Vinyl, 2 way inside 3 4'' bullnose corner cap provides the necessary component to transition bullnose corner beads to a clean finish where inside corners intersect at 90. Applications include: Windows, closets, doorways, skylights, and more. Provides a cost effective alternative to time consuming mitering of corners. Easily installed with nails, screws, staples, or high tack spray adhesive. Rustproof and dent resistant. White.