bubba 52 oz mug classic green Features: Leak-Proof Design, Double Wall Construction, Drink-Thru Lid, Flip-Top Lid, BPA Free, Insulated BPA Free, Insulated Container Material: Stainless Steel, Polypropylene, BPA-free Lid Material: Polypropylene Dimensions: 8.0 " H x 4.0 " W x 4.0 " D, Weight: 1.0 Lb.