100%, 5 Mil Thick Plastic π¦ππ₯ππ‘π π¬π’π¨π₯ π ππ§π§π₯ππ¦π¦ - Compress your foam or inner spring mattress with vacuum seal technology to the original size it came packed to you. This makes moving and returning it super easy! Works with mattresses from Casper, AllsWell, Zinus, Tuft & Needle, Helix, Linenspa, Purple, Nectar, Leesa, etc. π¦ππ©π π π’π‘ππ¬ πͺππππ π π’π©ππ‘π π’π₯ π₯ππ§π¨π₯π‘ππ‘π - Mattresses can be a pain to move or return, they are big and bulky. By compressing the mattress you can save on moving costs by not having to rent a truck to move it. Just move it in your car for free! πππ₯π§ππππ§ π£π₯π’π§πππ§ππ’π‘ - The airtight seal protects your mattress against moisture, dust and dirt. With a double zip seal, this mattress bag ensures a good seal. π₯ππ¨π¦ππππ πππ - With proper care, this bag can be reused for multiple moves as it is made with durable components. This will save you a bunch of money in the long run. ππ¨π₯ππππ π£πππ¦π§ππ - This bag is made with durability in mind, it is 125 microns or 5 mil thick to ensure reliability.