Stone Island Sweat Pants Anthracite from the Fall Winter 2017 Collection Included in Stone Island FW17 Collection, the Sweat Pants feature elastic waistband, zip closure on side, 2 zip pockets on front, flap pocket with velcro fastening closure and removable brand's patch on left leg, back pocket, ribbed cuffs, ankle zips and it is made of 100% Cotton. Elastic Waistband Zip Closure on Side 4 Pocket Design Ankle Zips 90% Cotton 10% Polyamide Made in Italy