Asics - Gel-Eagle Trail III (Shadow/Forest Gray/Spicy) - Men's: A well-cushioned running shoe designed for under-pronators to neutral runners. The GEL-Eagle Trail III is an innovative I.G.S. (Impact Guidance System) trail shoe that helps keep the runner in a neutral plane on uneven terrain. Trail Specific I.G.S. allows foot and shoe to work in unison with the trail, providing the ultimate ride. Personal Heel Fit (PHF) memory foam allows a better fit of variable heel shapes. Water Resistant Upper helps protect against the elements, while providing breathability. Forefoot and Rearfoot GEL Cushioning Systems provide shock attenuation. Shoe weighs 15.2 oz.