The G/Dry Upper Is Constructed With Waterproof & Stain-Resistant Engineered Stretch Knit Fused With An Internal Waterproof Lining Full Rubber Outsole With Sawtooth Traction Pattern Designed To Provide Flexibility & Grip Responsive Eva Midsole With Auxetic Sidewall Will Keep Your Feet Comfortable After Long Days On The Course Mpressive 360° Molded Heel Cup Prevents Heel Slip & Provides Superior Comfort Wide Base With Tall Sculpted Sidewalls For Lateral & Medial Stability Direct, Under-Heel Comfort & Odor Control With Removable & Washable Insoles Featuring A One Piece Dual Density 3D Molded Heel Cup Comes With An Extra Set Of Reflective Laces Narrow Fit, If You Are Between Sizes, We Recommend Ordering Up. 68% Polyester/12% Spandex/11% Tpu/4.5% Nylon/4.5% Polyurethane