HEROIN X CALLIO FW 2025 We teamed up with Mark Fos and HEROIN SKATEBOARDS for a custom ta ke on the CALLIO S77. This special edition features his signature artwork and custom branding on the ins ole, heel tab, and shoeboxbringing his creative vision straight to your feet. HEROIN SKATEBOARDS CA LLIO BY FOS BIJOU BLUE SUEDE UPPER CUSTOM EYEBALL INSOLE ART, CUSTOM HEEL TAB AN D SHOE BOX VULCANIZED OUT-SOLE DESIGN