<p>Embodiments of the present invention provide footwear that may be easily adapted for increased traction and/or recreation. Embodiments may include a chamber having a flexible wall, and retractable members coupled to the flexible wall such that when fluid is inserted into the chamber, the retractable members are extended from the bottom of a shoe and when fluid is removed from the chamber the retractable members are retracted into the bottom of a shoe.</p>
申请公布号
WO2009067615(A1)
申请公布日期
2009.05.28
申请号
WO2008US84222
申请日期
2008.11.20
申请人
MILO, THOMAS, KEVIN;SELECT SOLE, LLC;O'BRIEN, JOHN, MICHAEL