S'well Tumbler with Lid, 530ml, Onyx, BPA/BPS-Free Vacuum Triple-Insulated and Leak-Proof Travel Cup for Hot and Cold Beverages On-The-Go up to 12h Cold/4h Hot, Black

3 ply insulation: S'well Tumbler Onyx 510 ml. Stainless steel mugs feature a triple layer vacuum insulated construction designed to keep drinks cold or hot for longer with our exclusive Therma-S'well technology. Each mug features unique colours, prints, patterns and textures while providing superior functionality. Transparent sliding lid is included. The mug is hand wash only while the lid is dishwasher safe. PERFECT FIT - Our metal drinking cups have a wide mouth and a thin rim for easy drinking and adding ice cubes so you can refill and reuse them over and over again. The transparent airtight lid helps keep your drinks cold or hot for longer, while the smooth sliding mechanism allows for easy drinking. Whether you're going to a meeting or a picnic, you will find that the S'well Mug will hold your favourite beverages just right. Following without the compROMISE: You do not have to compromise on fashion and functionality to live more sustainable with our elegant, beautifully crafted glasses. As a certified B-Corp, we take pride in the highest level of social, ecological performance, transparency and responsibility. International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.