Always a favorite, the Solar's minimalist design goes with just about everything. Hand-sewn construction, with cobbler stitch gives superior flexibility and comfort. Strap has an easy hook & loop closure. Soft arch contoured footbed blends with the shape of your foot. Shock-absorbing Gelron 2000 provides heel impact protection. Kalso Negative Heel Technology positions your toes 3.7 degrees higher than your heels to improve your posture while helping to strengthen and tone your body. The soft natural latex comfort sole offers superior grip and durability. Fits Medium Width.