The Nike Free RN 5.0 running shoes have returned to form with its newest iteration, ideal for low-mileage runs around the track or at the gym. Predecessor: Free RN. Support Type: Neutral. Cushioning: Lightweight, flexible response. Surface: Road. Differential: 6 mm. Stretch-mesh upper hugs the foot. Asymmetrical lace structure helps relieve instep pressure. Lightly padded tongue and stretchy collar for a supportive wear. Soft fabric lining offers a great wear inside shoe. Removable foam insole. Low-foam density midsole provides a smooth, direct ride. Blown rubber outsole provides traction. Lightweight, solid rubber under the toe and heel deliver reliable traction and lasting wear for longer miles. Imported. Measurements: Weight: 6 oz Product measurements were taken using size 7.5, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.