Vinyl, 2-way inside 3/4 In. bullnose corner cap provides the necessary component to transition bullnose corner beads to a clean finish where inside corners intersect at 90 degrees. 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.