Adjustable Non Slip Mattress Gaskets For Metal Bed Frame Box Spring, 6, Black Product Features ?UNIVERSAL ADJUSTABLE? The width of the mattress slide stopper can be adjusted, adjustable Max-width is 1.3", which wide adaptation range and fits most bed frames box springs. The mattress stoppers can increase sleeping comfort and stability. ?EASY ASSEMBLY?: Non slip mattress gaskets are simple in design, easy and quick by referring to the instructions, tightening and dismounting are effortless, tools free, and it can be fixed by directly inserting and tightening the screws. ?STURDY LONG-LAST? SHOANED mattress slide stopper is made of thickened high-quality steel iron metal plates, no deform no rust, which can withstand strong pressure and avoid the mattress from slipping. The package includes 6 pcs matress gaskets, 6 pcs screws with handle. ?AVOID SLIPING SCRATCHING? No more sliding mattresses! A small metal plate has been added separately, which lock mattress holder firmly on the bed frame. It can well avoid the problem of mattress sliding, while avoid galling to the metal bed frame and damaging mattress. ?IMPORTANT TIPS? The non slip mattress gripper not applicable to circular tube bed frames. This product is mattress gaskets only. We also have matching metal bed frames and box springs for sale in SHOANED store. If you have any questions, please do not hesitate to contact us! Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!