Used only once. Sole Material: Rubber Shaft Height: 30 centimeters Shaft Circumference: 30 centimeters Outer Material: Cotton About this product: Sole Thickness: 1.5cm Opening: 30cm / Shaft Length: 30cm (measured size 26cm) Description: Product introduction: These are neat, sewn-type Jika-tabi (split-toe work boots) designed to address the desire for cushioning without a thick sole. They feature a 3-layer insole with Fitcell α shock-absorbing material in the heel, reducing the burden on the feet.