Tabi Shoes Rikio Spiked Durable Jikatabi Ninja Boots (JP 28cm US Men Size 10 Women Size 11) Black Description Features: Product Details: Is Discontinued By Manufacturer ‏ : ‎ No Product Dimensions ‏ : ‎ 11.69 x 5 x 5 inches; 0.04 Ounces Item model number ‏ : ‎ SPK8 Date First Available ‏ : ‎ September 26, 2012