Embodying translucent hues in the purest form, the Onyx range, from the Stone collection, emulates one of the most coveted semi-precious gems. Featured in a durable stone-like texture for added grip, the muted colour palette simulates the raw delicacy of the mineral. Make days brighter with this mug, keeping the drinks you love hotter or colder for longer. These vacuum-insulated mugs come with a splash-proof, pop-on lid and a comfortable handle to make sipping at home or on the go easier — and more fun! It's perfect for your morning coffee break. Enjoy a cup of coffee at home or work, or fill it with hot chocolate to warm up during cold weather. Features: DURABLE STAINLESS STEEL: the mug is BPA/BPS-free and reusable 350 ML CAPACITY: perfect for morning coffee or breakfast tea VACUUM-INSULATED CONSTRUCTION: keeps beverages colder or hotter for longer CONDENSATION-FREE EXTERIOR: that won't sweat in your hands or bag SPLASH-PROOF, POP-ON LID: to keep your drink safe from spillages Specifications: Dimensions: H:10.8 x W:8.8 x D:11.0 cm Colour: Black Guarantee:Lifetime Material: Stainless Steel Model Number: 14412A2173901EU. PERFECT FOR ON-THE-GO DRINKING: Swell travel mugs offer easy carrying and sipping with a splash-proof, slide-open lid and handle that fits most cup holders. TRIPLE-LAYERED & VACUUM-INSULATED: the travel mugs are designed with Therma-Swell Technology to keep drinks cold for up to 18 hours and hot for up to 5 hours. CONDENSATION-FREE STAINLESS STEEL: these travel cups are made from food-grade stainless steel with a condensation-free construction. Easy-to-clean, dishwasher-safe design. BPA/BPS-free and reusable. CO-ORDINATE IN STYLE: co-ordinate your lunch in style with the matching on-the-go lunch products from S'well's stylish Onyx collection.