Alexander McQueen Men's Footwear Size Chart The Alexander McQueen® Hybrid Chelsea Boot features a leather upper, slip-on construction, rounded-toe silhouette, and rubber outsole. Side goring. Ankle pull-tab. Leather lining and insole. 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.