Say hello to the one straw that fits them all! The versatile Reduce Cold1 Flex Straws(TM) are half soft silicone and half durable Tritan(TM)， giving you the choice to flip and sip out of either end! Designed to fit all Reduce Cold1 tumblers， simply trim the silicone tip of your Cold1 Flex Straws to find the perfect height! These resuable straws help you do your part to reduce single-use plastics and keep up to 500 plastic straws out of landfills each year. Done sipping? Simply throw the Cold1 Flex Straws in the dishwasher and keep reusing!