Keep it classy at the campsite with the space-saving and durable Deltalight Tumblers from Sea to Summit.This set of two tumblers are made from tough and light Tritan co-polyester which is also food-grade, BPA-free and has fluted ribbed sidewalls for grip. Each tumbler has a unique ovalised shape with straight sidewalls, meaning theyre easy to pack and nest inside the DeltaLight, Alpha and Sigma Pot ranges from Sea to SummitThe 350ml size is ideal for wine, beer, mixed drinks or soft drink and they have moulded volume measuring lines that include wine and shot measurements so that you dont overdo it.These tumblers are also dishwasher and microwave safe, making them perfect for at-home use around the pool or in the backyard. You can sip on your perfectly mixed gin and tonic or scotch and dry when youre kicking back with a view with the Delta Light Tumbler Set from Sea to Summit.