Elate offers options for the warmer months. The Zip Calf Boot with inside zip and adjustable inside gusset is a supremely comfortable yet light boot for the summer months. Full-grain, semi-analine, gently tumbled leather with a soft and comfortable feel. Inside zip. Heel loop. Sole is stitched and cemented to the base of the upper and to the insole. Dr. Martens air-cushioned sole offers good abrasion and slip resistance.