Blowfish Malibu Vex Vapor Size 6 slip on sneaker shoes casual

Blowfish Malibu Vex Vapor Size 6 slip on sneaker shoes casual Pre-owned. I cannot find a size in these sneakers. My best calculation is they are size 6. I measured the soles, and they measure 10-1/8", ball of foot is 3-3/8. The soles are cracked. See pictures for description. They are Green or Gray, I can't tell 3686