Glycerin 4
Profile
The Brooks Glycerin 4 is a technology powerhouse, featuring an explosive combination of Brooks' best technologies. The Glycerin 4 is engineered for the neutral to moderate pronator who is looking for premium cushioning with just the right level of support, a wonderfully balanced shoe.
Upper
ElementTM Air Mesh and Linings highly ventilated mesh for breathability. HVACTM with X-Static® a sockliner that regulates heat, keeps you comfortable and fights foot odor. The Thermoplastic heel counter maintains the integrity and shape of the rear shoe body. 360 degrees of 3M® reflectivity.
Sole
HydroFlow® ST-XL absorbs shock, stabilizes the heel and returns energy back to the foot stride after stride. Midsole and outsole components are designed to set-up the foot in an efficient balanced position from heel strike through toe off and provide excellent cushioning and flexibility. The full length S257™ midsole compound is formulated to decrease break down by up to 15% while providing excellent energy return and cushioning. The Dual DRB™ Accel under the midfoot area provides added support and tortional rigidity for a smooth transition from heel to toe. The Cushpod Configuration provides for a well cushioned ride while a sponge rubber forefoot provides additional cushioning. The HPR PLUS™ Strike Pad increases longevity at the point of initial contact.
Weight
Men's size 9 is 11.6oz (327g)
Women's size 7 is 9.3oz (264g)