CellBlock 13 | Octane Jock Trunk Blue - Size Small

Bold, functional, and engineered for impact. The Octane Jock Trunk (Style CBU117) from CellBlock 13 combines the coverage of a trunk with the open-back freedom of a classic jockstrap. Crafted from a smooth, skin-tight polyurethane blend that mimics the look of leather with flexible stretch performance.    Product Highlights Brand: CellBlock 13 (CB13)   Model: Octane Jock Trunk   Style Code: CBU117   Size: Small (Fits ~28–30 waist)   Color: Black with Royal Blue accent piping   Fabric Blend: 80% Polyurethane, 16% Nylon, 4% Spandex    Design & Key Features Zip-Off / Zippered Pouch: Contoured front pouch equipped with functional zip access.   Backless Jock Cut: Hybrid design featuring a full trunk front with a open-back jock rear.   Wet-Look / Matte Leather Finish: Smooth PU body gives a sleek leather/rubber aesthetic with plenty of stretch.   Signature Waistband: 1.75-inch brushed elastic waistband featuring the iconic CellBlock 13 branding.