Amazon is having a great deal on these Contigo Snapseal 20 OZ Insulated Mug. These retail at $15, but they’re on sale for just $6.83. Shipping is free with prime, (free to join Amazon prime trial).
Link to Contigo Snapseal 20 OZ Insulated Mug Amazon Deal
Note: if you’re a student new to prime, you can get a 6 month Amazon prime free trial here. Everyone can get a free month Amazon prime trial.