Dr. Martens Kid's Collection Unisex Ninja Turtles Mikey (Toddler) Leather Shaft measures approximately 6.5" from arch Be a party dude with the Ninja Turtles Mikey boot! Leather upper. Lace-up closure. Eye-catching design throughout. Soft fabric lining and footbed. Rubber outsole. Imported. Measurements: Weight: 8 oz Shaft: 4 in Product measurements were taken using size 7 UK (US 8 Toddler), width M. Please note that measurements may vary by size.