Get more out of EcoVessel water bottle or mug with EcoVessel accessories! You can now purchase interchangeable lids for our entire EcoVessel range. Mix and match your water bottles with alternative lid designs. For instance, if you purchased a stainless steel Boulder bottle, you can accessorise it with a flip straw lid—normally featured on the Summit range. If you acquired a Tritan or Summit bottle, meanwhile, you could trade out your flip straw lid with a Boulder screw cap lid or a Perk coffee lid.