Tard Grumpy Cat coffee mug. MONDAY'S, I HATE THEM., unique, cool, stainless steel travel coffee mug and tumbler (1 mug) Do you find yourself ever saying "I Hate Mondays?" Get in a better mood instantly with this fun cat coffee mug. Sport one of the most popular internet cat memes on this unique travel coffee mug and tumbler. Makes a perfect, and funny, gift for her or him, mom, dad, a friend, family member, co-worker, colleague, or even yourself. This character travel mug puts a smile on anyones face! Highest quality, insulated 16 oz. stainless steel, spill proof travel coffee mug is perfect for keeping your cold and hot beverages at the right temperature. Rubber band around the lid and closable tab on the lid seal in your drink to prevent leaking. Comes in a box for protection. BPA Free.