The Hydro Flask Water Bottle ($40, originally $45) is a stainless steel, vacuum insulated water bottle that's perfect for the one on the go. It has a wide mouth with a leak proof flex cap. It's durable and keeps cold drinks icy cold for a while. It comes in a ton of cute colours like a teal, olive green, cobalt blue, lavendar, a bright orange, a bright electric blue, and more.