The Brooks Glycerin 18 running shoe will let you go the distance with its incredible flexibility, durability, and responsiveness keeping up with you every step of the way! Predecessor: Glycerin 17. Support Type: Neutral. Cushioning: Maximum cushioning. Surface: Road. Differential: 10 mm. Stretchy double jacquard mesh upper for excellent breathability, flexibility, and stability. 3D printed overlay has strategic stretch and structure for a secure fit. Plush interior bootie provides luxurious comfort without sacrificing responsiveness and long-lasting durability. Centralized lace-up closure delivers a secure, adjustable fit. Padded tongue and collar provides comfort against foot. Smooth fabric lining creates a great wear inside of shoe. Removable OrthoLite sockliner provides superior underfoot comfort and support. IDEAL Pressure Zones help to disperse impact away from your body for a more even, effortless ride. Plush DNA LOFT Transition Zone makes sure every heel-to-toe transition is soft and smooth. Cushioned DNA LOFT midsole adapts to every step, allow for incredible underfoot support and comfort. Durable rubber outsole provides excellent traction so every step is a confident one. Imported. Measurements: Weight: 9 oz Product measurements were taken using size 8.5, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.