Blatchford SBTTLP22L Guia Del Usuario página 3

3 Construction
Perforated Fabric
Unperforated Fabric
Distal cap
Valve
Washer
Spacer*
* For use with some locks. (See section 7.)
4 Function
During stance, the valve opens to allow moisture and air to escape through the perforations
in the distal cap. During swing, the valve closes and stops air from re-entering the device, thus
creating a vacuum, which both improves proprioception and reduces pistoning.
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