Cork Yoga Block nalgene which also align perfectly with

which also align perfectly with the Free Flow-Zip system of Sea to Summit sleeping bags

EVA foam grip for superior comfort in all conditions

441 cu in)

3 units/pack

Because something's off if your belayer's shivering like they've got Elvis leg

Cork Yoga Block nalgene which also align perfectly withFind new depths, find new heights. The larger of our two cork yoga blocks feel empowered to lengthen, deepen, and embrace support in each pose, transition, and posture. Designed with firm natural cork for strength, gently rounded corners and edges for comfort, and conveniently lightweight for easy transitions. Place it on any of its three heights for endless possibilities of when to use this tool. Gain the empowerment to move freely in your flow.