MULTIFUNCTION - The lids fit a range of pots, bowls, pans, cups, containers etc. and adjust to almost any type of cookware, oven, microwave, freezer and dishwasher safe. They are washable, re-usable, flexible, non-stick and durable.HOW IT WORKS - The way vacuum lids work is you gently press in the middle and the lid creates airtight, watertight and spill-proof seal. The lids lay fairly flat and are stackable so you can stack deep plates, bowls or containers on top each other.You can then use them to store leftovers, foods, salads, vegetables, pasta, soups, ingredients etc. They are also great for cooking, steaming, simmering, re-heating, keeping meals warm for longer, preserving foods in the fridge or freezer etc. To remove the lid: just peel it off using the little flap on the edge or lift it up from the sideThe lids are made of the highest quality Food Grade Silicone. They are heat & frost resistant from 464 Fahrenheit/240 Celsius to -104 Fahrenheit/-40 Celsius. & UNUSUAL KITCHEN GADGET - The set is a unique gift idea for birthday, Christmas, housewarming party, outdoor picnic or BBQ lovers. These wonderful silicone lids will make you squeal with delight.The lids can also be used instead of silicone gloves/mitts to transfer hot pots & pans, as mats so you don' burn your surfaces or as a splatter guard. No need to use cling film, aluminium foil or glass lids that don' fit the fridge or freezer. Durable, lightweight, flexible, re-usable, washable, heat resistant, non-slip, non-stick, water and germs resistant.Will not stretch, fade, warp, mildew, crack, peel, melt, shrink or absorb odours Approved, Great for cooking, steaming, simmering, re-heating, keeping meals warm for longer, preserving foods in the fridge or freezer and adding that splash of colour and style to your kitchen decor.ot only are they environmentally friendly and 100% dishwasher safe, they are super easy to clean and stackable making it so convenient to stow for later use.Dirt especially when having a picnic or outdoor barbecue, can also be used as pot holders, splatter guard or instead of oven mitt to transfer hot dishes.Care adviceIf you only need to use some baking soda, gently scrub with a sponge or wash in the dishwasher.colour: Yellow+Orange+Green+Red+BlueMaterial: Silica gelsize: The diameters are: 30cm, 25cm, 20cm, 15cm, 10cmPackage Contents:5 * silicone lidNOTE TIPS1. Do not use detergent for the first time to clean.2. Do not cut the product with a knife or other sharp objects.3. Do not place this product on open flames to avoid deformation.Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.