1. High quality materials: made of food grade silicone.Not small, durable, non-toxic, reusable and safe.2. Wide application: suitable for coffee cups, beer mugs, tea cups, beverage cans, also for garden parties, camping, vacation.It can avoid dust, keep coffee and tea warm and keep fruit flies away from your coffee cup.3.Temperature Resistance: These durable silicone jar lids can withstand extreme temperatures such as freezer or microwave and are safe up to 220°C.These silicone cup lids are reusable, easy to clean and easy to store.4.Easy to use: Simply press the lid lightly until it is vacuum sealed and gently lift or slide the edge to release the seal easily.It has a clip on the top handle to hold spoons and stirrers and provides more convenience for this lid.5.Color: Pack of 6, available in white, black, yellow, blue, green, pink