YETI Rambler Colster 2.0 Tops Its highly-ventilated AirSpeed™ suspension has

Its highly-ventilated AirSpeed™ suspension has been improved with a molded ladder torso adjuster and it comes with the next-gen Hydraulics reservoir

•Adjustable cuff with fastener

heat- and altitude-adjusted VO2 max

Reflective guylines and reflective webbing provide visibility at night

Attwood has improved the world's most successful all-round lights

YETI Rambler Colster 2.0 Tops Its highly-ventilated AirSpeed™ suspension hasJust like the original, but with a sleeker design and an updated gasket. The 12 oz. size is perfect for sparkling water, soft drinks, and good old fashioned beer, all kept straight from the cooler cold while kicking back on the boat, at camp, or wherever good times are going down.