This tumbler features double-wall vacuum insulation and 18/8 stainless steel, keeping drinks cold for 12 hours. It includes a leak-resistant IceFlow flip straw made with 10% recycled fish nets. It is dishwasher safe, has an ergonomic rotating handle, and fits most cupholders. The price drops from $40 to just $22.50. Shipping is free for Prime members or on orders over $35.

Price varies on color selection.