【𝐆𝐨𝐨𝐝 𝐒𝐈𝐙𝐄𝐒】Fits Twin Mattress ( smaller than 86 × 40 inch ) with height up to 12 inches(≤12 inches). Please measure your mattress before purchasing to ensure you select the correct size for your needs. 【𝗡𝗢 𝗭𝗜𝗣𝗣𝗘𝗥 𝗢𝗥 𝗖𝗟𝗢𝗦𝗨𝗥𝗘】Easily slip on and off of the mattress – Please NOTE that there is NO Zipper or Closure or adhesive strip on the mattress moving bags. Place mattress or box spring inside, then overlap the extra plastic and seal tight with packing tape. 【𝗡𝗢 𝗩𝗘𝗡𝗧-𝗛𝗢𝗟𝗘 𝗗𝗘𝗦𝗜𝗚𝗡】No vent-hole design,will keep your mattress protected against dust, water, oil, soil during your move or time in storage.Great solution for disposing of mattress or box spring. 【𝐄𝐜𝐨𝐧𝐨𝐦𝐢𝐜𝐚𝐥 & 𝐋𝐢𝐠𝐡𝐭 𝐖𝐞𝐢𝐠𝐡𝐭 𝐕𝐞𝐫𝐬𝐢𝐨𝐧 】Includes 1 bags made of 2 Mil thick polyethylene ( new material ). The item weight is about 0.8 pounds. It is perfect for disposal and short term storage as it is a little bit thin. If you want a sturdier one, you could consider Ecoterra Home 4Mil Heavy Duty Version. 【𝗣𝗟𝗔𝗦𝗧𝗜𝗖】100% new polyethylene plastic mattress bag- reusable and recyclable. If you are planning on moving your mattress or placing it in storage, you shouldn’t leave it exposed to the elements. You will need to protect it as much as possible, and one way to do this is to cover it with a mattress cover for moving. As a matter of fact, go for the waterproof mattress moving bag since it can protect your bed from the elements, including accidental spills. Here’s why it is a good idea to have a mattress cover in your home.