Jimmy Choo Footwear Size Chart The Jimmy Choo™ Auna 65 mm Big Strap Sandal features a nappa leather upper, slip-on construction, open toe silhouette, and covered block heel. Leather lining and insole. Leather outsole. Made in Italy. This item may ship with an attached security tag. Merchandise returned without the original security tag attached or a damaged tag may not qualify for a refund. Weight of footwear is based on a single item, not a pair.