QR Code Link to This Post alpinestar-thor-fly mx boots. all slightly used. some only have 1 ride on them. all boots in good condition. sets of boots for sale. sz 4-5- kids. sz 7-8 adult. starting at $40 per set to $100 call show contact info . Sizes I have are Kids sizes 4 and 5. Adult Men's Sizes 5, 7, 8, Women's size 8.5