The lightweight and responsive construction of the Newton Running Gravity 8 running shoe connects to the ground so you will move with confidence mile after mile. Predecessor: Gravity 7. Support Type: Neutral. Cushioning: Lightweight, flexible response. Surface: Road. Differential: 3 mm. Adaptive Fit Air Mesh upper with a seamless construction for a comfortable, breathable fit. Flexible and breathable tongue and collar. Anatomically designed skeletal tongue fits perfectly to the foot for easy comfort. Advanced lacing system for a secure and comfortable fit. Soft fabric lining offers a great in-shoe feel. Full-length cushioned footbed for excellent underfoot comfort. High-rebound EVA midsole with Newtonium foam cushioning provides more responsive cushioning closer to the foot. Biomechanical metatarsal sensor plate. Durable rubber outsole with tactical flex grooves to mirror foot motion. Action/Reaction technology creates a responsive, trampoline-like cushioning system that provides quicker bounce-back and loses less energy than a traditional foam-core running shoe. Level platform features a lower heel-to-toe drop for a more natural running position. Imported. Measurements: Weight: 10 oz Product measurements were taken using size 11, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.