zulu base stainless steel water bottles with lids comes in 2 pack they are 24 ounces each includes the top to protect what you drinking so nobody can put something in it when you at the gym working out the bottles come in different colors you can find these at Sam's club for $24.96 each pack they had alot of them so i know they going to sell fast especially more people going on vacation and running to get excerise in parks local gyms doing it in hotel rooms they going to need their favorite zulu bottle to have favorite cold drinks and protein shakes