Tritan Wide Mouth BPA-Free Water Bottle Lid, Red, 32 Ounce. This Wide Mouth Water Bottle Replacement Cap is made from tough, translucent. Tritan Co-polyester for strength and impact resistance. It's also leak proof, dishwasher safe, and won't retain odors. Large opening on the wide mouth bottle easily accommodates ice cubes. Fits most water purifiers and filters, and makes hand washing a breeze.