Solidify Your Storage Coupon – Receive 15% off on Wire Shelf Liners at Shelving.com and use Code: LINER15 at checkout. Coupons cannot be combined with other offers and expire on May 18th. Designed for use on ventilated wire shelving, our wire shelf liners create a solid, stabilizing surface—helping store small or unusually-shaped items without worrying about the gaps in between wire rungs. Each style is specifically designed to fit Shelving Inc. brand wire shelving, with cutouts at the corners to work around posts. From hardwood shelf inserts to flexible translucent liners, create functional storage.