【Versatile】Silicone stretch lids cover come in 6 sizes,Suitable for all sorts of glass in the fridge. 【Environmental】 Stop spending money on plastic wraps and disposable foil which end up in the trash, Saving up to hundreds of dollars every year and more important protect the environment. 【Convenience】 Heat Resistant to 450 F, approved Dishwasher,Microwave and Freezer Safe. And easy to clean because you just pop them in the dishwasher, wipe them with a damp cloth,Or can be hung to dry. 【Safety】Non Toxic,Food Grade Silicone,BPA free,Dishwasher Safe,Leak Proof,Air Tight Seal so foods stay fresh, and can be reused to preserve food again and again,rapid,fit and fresh. 【Seal】 Use Premium Material and thicher edge design to guarantee the best sealing effect,it can be used on fresh cut food,fruits or vegetables.