CEP Calf Sleeves 3.0 Men's The CEP Calf Sleeves 3.0 have been re-designed to provide athletes and runners with the very best performance compression on the market. The Calf Sleeve 3.0 features a compression effect and stabilization throughout the entire calf. Targeted medial compression provides optimal comfort and recovery from hard training and competition. These are versatile enough to combine with the CEP Short Socks, Low Cut Socks or No Show Socks. 20-30 mmHg graduated compression. Provides a precision fit for a compact effect. Designed for runners, fitness enthusiasts, and endurance and teamsport athletes. Sizing II: 25-31 cm / 9.5-12 in III: 32-38 cm/12.5-15 in Based on Calf Circumference *Measure calf circumference around the widest point.