<br>● Size: Fits Twin and Full Size Mattress with height up to 14 inches(≤14 inches), not including Twin XL or Full XL mattress. Please see the attached size guide picture to select a suitable plastic bag. <br>● 【Economical & Light Weight Version】:Includes 2 bags (3D shaped bag) made of 1.5 Mil polyethylene material. The item weight is about 1.3 pounds. This item is ideal for mattress storage or disposal as it is a little bit thin. It may tear during transportation or operation, If you want a sturdier one, you could consider 4 Mil or 6 Mil bag (Heavy Duty Version). <br>● 【NO Zipper/Closure/Handle】: Please NOTE that there is NO Zipper or Closure or adhesive strip on the end, you need to buy some packing tape to seal the mattress bag. Place mattress or box spring inside, then overlap the extra plastic and seal tight with packing tape. <br>● No vent-hole design. Perfect for disposal and long term storage. Water and dust resistant material protects mattress from moisture, dust, mice, and other pests.<br>● Perfect for storing and disposal mattresses, also useful for protecting other bulky furniture like Patio, Chair, Sofa, Loveseat, even Christmas trees