The keg allows riders to store all key emergency gear such as extra tube patch kits micro tool or even phone all in one rigid durable 16oz container that easily fits into any specialized bottle cagegt 16oz container made from durable bpa free pete materialgt wide 63mm opening makes it easy to place and retrieve items from inside keggt featuring a quotstash capquot on the underside of keg lid providing an ideal place to store patch kitsgt printed with non solvent base uv cur