T/T INSULATED STRAW CUP 266ML 12M+ ASSORTED 100% Leak & shake proof††Excluding any excess fluid stored in the spout.Reduces bacteria up to 99.9%**Independent laboratory testing demonstrated up to 99.9% reduction in bacteria after 24 hours. The semisoft part of the spout contains silver phosphate glass, tested to ISO 22196.Materials: polypropylene, TPE and silicone. Complies with EN 14350.All IP rights held by Mayborn (UK) Limited and/or its affiliates.Copyright © 2021. Tommee Tippee®, Superstart™, Bacshield™.Patented; https://www.tommeetippee.com/en-us/legals/patent and EP2134617.Keeps drinks cooler longerFlip up strawBPA / BPS freeNever leaks, even when shaken