These bamboo jar lids are made of all-natural materials, which are biodegradable, eco-friendly, and not easily deformed. They are , rust free, easy to clean, reusable and free. These bamboo lids have a silicone ring to keep your food fresh and your drinks cool. The silicone ring can block air and prevent food from spoiling. These bamboo covers are polished very smooth, don't worry about the bamboo thorns stabbing your hands. Bamboo lids and jars using all-natural materials can add color to your kitchen, bathroom, and other home settings. The bamboo lids match the regular openings of jar lids to store fresh juices, sauces, spices, fruits, snacks, cereal, pasta, jewelry earrings, and other small accessories. Organize the small things of life , making life more simple and comfortable. 8 x (2.76 in) bamboo jar lids. It is the for your gift. Give her as a gift to your relatives and friends, you will not be disappointed.