A must purchase for all enthusiast lovers uss ships and american flag, video gamers, model kit builders, history collectors, veterans, retirees and sailors. A great design for grandpa, grandfather, dad, father, uncle, husband, wife, mom, mother, daughter, boy, girl, son on Birthday, Christmas, 4th of july, Veterans day, Memorial Day, Father's Day, Independence day, any holidays and events. Dual wall insulated: keeps beverages hot or cold Stainless Steel, BPA Free Leak proof lid with clear slider