Endura Xtract Gel Bibshort II (400 Series Gel) Comfort performance that won't break the bank. FEATURES: Ultra-fast wicking XtractT fabric for fast-drying performance 400-Series antibacterial multi-density gel pad with micro-wick technology* Selected seams flatlocked for toughness and comfort Seamfree inside leg Raw edge hem band with silicone print grippers *Contains Silver Nitrate anti-microbial Biocidal finish which prevents the multiplication of odour-causing bacteria Endura Sizing Guide .