Blackstone Metallic Gray JL19 High-Top Sneaker. Metallic on point and on-trend in our JL19 high-top sneaker, Size 41/US 11. Offers a side zipper entry and a cushioned footbed to keep you comfy all day long. Leather is soft & supple. Some signs of wear but overall in very good condition. Currently on Blackstone sight for $198. Each pair of Blackstone Shoes is made with quality materials and crafted with the utmost care, made to last longer and go beyond the competition. Medium width.