Nanuk Ricosta Nanuk Shoe Zoo NANUK Graficom Padded Shoulder Strap For Nanuk Cases Nanuk Ebest Nanuk 970 Other bags Bags & packs. These boots by Ricosta are lovely and warm with their fur lining. The boots are completely waterproof thanks to RICOSTA TEX and are made from genuine double face suede leather. ?? The insole made of warm Vildona is removable and the light PU outsole ensures a comfortable and lightweight boot.