McKesson, Casting Roll Form Splints McKesson 4 Inch X 15 Foot Fiberglass White, Box Of 1Product Description McKesson Casting Roll Form Splints 4" X 15 7 White Minimal water needed to activate. No wrong side application. Double sided, stretchable polypropylene padding. Padding can be easily opened to cut for a custom fit. Center stitching of 7 layers of fiberglass to maximize lamination. Resealable clip helps preserve product between uses. Not Made with Natural Rubber Latex. Packaged: 1 Roll Per Box, 2 Boxes Per Case Product Benefits