Simply Straws No Spill Regular-Mason Jar Lid with 8 in x 9 mm Glass Straw and Brush, Green SIMPLY STRAWS SIP SET AND MASON LID includes mason jar lid with non spill silicone grommet for the straw, a classic 8 inch reusable glass straw, and an easy to use straw cleaning brush. MASON LID with patent pending Silicone Grommet converts any standard mason jar into a straw cup! The silicone grommet prevents clinking, clanking and the occasional spill and allows you to use any size straw! SIMPLY STRAWS GLASS STRAWS are made from Borosilicate glass, the strongest commercially available glass, so they are SUPER durable and withstand unlimited uses. Straws are non-porous, hypo-allergenic and BPA FREE. Handmade in the USA in the state of California. DRINKING STRAWS are recommended by dentists to help minimize teeth sensitivity and erosion and to reduce teeth staining. Better for you and for the environment! SIMPLE TO USE STRAW CLEANING BRUSH is included to keep your glass straws squeaky clean and ready for the next use.