The SpeedCross 4 GTX is an excellent shoe for runners who want lightweight and aggressive grip on technical, soft trails. Thanks to the lightweight, waterproof Gore-Tex membrane, you can easily handle the most difficult terrains. Lightness: The lightweight shoe (260 to 300 g) ensures easy comfort even during long workouts. Waterproof: Waterproof Gore-Tex lining to keep your feet dry at all times . Quick and Safe Lace Adjustment: The Quicklace system allows you to tighten the laces quickly and easily, without knots. Fit Management: The Sensifit system cradles the foot perfectly, offering a secure and snug fit. Sole: The Wet Traction Contagrip sole is made from smooth and resistant rubber that offers exceptional traction and support for running on wet surfaces.