Line Up for Savings Coupon – Take 15% off on Wire Shelf Liners at TheShelvingStore.com. The coupon code will auto-apply to your cart. Coupons cannot be combined with any other offers and expire on May 18th. Shop our selection of wire shelf liners, which create a solid storage surface without worrying about gaps between wire rungs. Each style is designed to fit Shelving Inc. brand wire shelving, with cutouts at the corners to accommodate posts. From hardwood shelf inserts that can serve as butcher blocks to flexible, translucent liners, you can easily elevate your unit. Shop shelf liners for wire shelves and elevate your storage system.