Ganni Footwear Size Chart The GANNI® Recycled Rubber City Boot features a synthetic upper, pull-on construction with pull-tabs, round-toe silhouette, and split platform and block heel. Side goring. Textile lining and insole. Synthetic outsole. Imported. 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.