Vibram Ball Feet
Ocean Blue / 45mmGet a more stable seat with this set of 4 ball feet made from Vibram rubber.
45mm: Compatible with Chair Zero, Chair Zero High-Back, Chair One, Chair One L, Chair Two, Chair One Mini, Speed Stool M, Tactical Chair, Tactical Chair Two, Tactical Speed Stool M and Cot Legs
55mm: Compatible with Chair One XL, Swivel Chair, Sunset Chair, Savanna Chair, Bench One, Tactical Sunset Chair and Tactical Bench