The Special Forces GTX was designed for military and law enforcement use. This robust and heavy-duty model is fully waterproof. Cemented construction, easy to resole. Durably waterproof and breathable GORE-TEX lining. Higher uppers provide additional protection. Vibram sole. Weight in Grams: (shoe size 7-7.5) 820. Upper: Waxed nubuck. Sole: Vibram Fuora.