This very useful non-spill, twin wall insulated mug has a suction base, making it difficult to tip over if knocked by accident, providing security in busy environments and around the home to help reduce spillages. Features Capacity 470 millilitres. 4 colours to choose from White, Turquoise, Coral and Black. Weight when empty is 276 grams. se on all flat and non-porous surfaces, such as desks or tables knowing that the clever grip-pad at the base will help reduce spillage occurrence. In order to lift the mug, ensure that you lift straight up. If you try to lift at an angle, in trying to stick to the table the mug may jerk away; causing the contents to spill. The product comes with a lid which is removable for drinking. The lid is fitted with a silicone seal to further reduce spillage potential when on the move and for security on surfaces in busy environments and around the home. I'm not like other mugs that fall with the slightest bump. When you knock into me, I'll grip to your table and help prevent disastrous spills. Want a sip? No problem, lift me straight up, and I lift naturally like magic. Please note This mug is not to be used in the dishwasher or microwave. It is recommended to take care when opening the mug as it may still retain heat.