Geox B Gulp Boy ABX 3 Boot (Toddler) 100% Synthetic Imported Rubber sole Spice up his brisk day with the cozy Gulp Abx 3 boot by Geox&reg; Kids. Synthetic and textile upper with colorful stitching. Dual hook-and-loop straps for a secure fit. Soft textile lining. Cushioned footbed. Amphibiox reject water from the sole and the upper thanks to an innovative technology which offers the most suitable level of waterproofing and insulation according to need. Rubber soles are based upon an exclusive Geox patent: a breathable and waterproof membrane that allows for natural thermoregulation. Imported. Geox&#8482; patented breathable shoe for active kids features a unique microporous membrane that absorbs and expels sweat while keeping water out. Measurements: