Quality Material: Made of material POF, the heat shrink wrap bags are soft, crystal clear, not easy to crease and durable. It is odorless and non-toxic, healthy, safe and environmental-friendly without containing any harmful chemicals. With good coldness and heat resistance, it can be used in the refrigerator, which need not worry the food spoilage and keeps the food fresh. Lightweight heat shrink wrap bags can prevent the food from dust for long time. It can provide you a more comfortable life. Easy to Use: you simply put the things you want to store in the shrink wrap bags, then use a heat gun or heat tunnel to shrink and seal bags evenly until it is surrounded completely. We don’t suggest you use the hair dryer for its’ less perfect shrinkage rate. Practicable and Good Appearance. You can easily see it in any supermarkets. Wide Used: It has a wide range of use.POF material heat seal shrink bags are suitable for food, candles, shoes, wine bottles, soap making supplies, bath bombs, oil bottles, thermal shrink puzzles, stationery books, photo frames, garment, bedding, cosmetics, shoes, homemade DIY craft for sale, small basket or even more. People often use it as industrial gift. Work Great: Sturdy and durable features make it not easy to tear and break down. And it can be used for a few times. Seal the items can keep the fruits such as apples or oranges fresh, soap or bath bomb original smell and protect product from nicks or dents.