NBW Feetures High Performance Ultra Light Sock - No Show Socks Size medium ( women’s 7-9.5 shoes) The sock that changed everything. This is the sock that made Feetures famous because of its snug, supportive fit. They're great for anyone not sure about wearing left and right socks or for people looking to try Feetures for the first time. No-Show Socks with Heel Tab: These socks have a No-Show Tab that sits just below the ankle for maximum versatility Ultra-Light Cushion Sock: the thinnest cushion option provides a lighter, cooler feel and takes up minimal room inside the shoe