Brand New With Tags Attached Lululemon Athletica Power Stride No Show Sock Performaheel *3 Pack White Size Large These socks have all the features you need to work, sweat, rest, and repeat—because you've got better things to do than remembering to pack an extra pair. Designed for: Training Performaheel™: 3D knit PerformaHeel™ provides micro-cushioning and creates a shaped fit that stays put Tab heel: Active grip tab heel helps keep these socks in place Ergotoes™: Foot-specific design Seamless construction: At the toe designed to reduce bulk 360 degree support: 360º support hugs your arch to give you stability where you need it