This collaborative long-sleeve t-shirt features a bold, oversized 3D-style SpongeBob SquarePants graphic on the back—depicted with exaggerated cartoon expression, tongue out, and sweat droplets—embodying playful streetwear energy. Below the character, 'CASTELLI' is printed in black sans-serif font with red underline, followed by Supreme’s iconic red-box logo. The sleeves are densely decorated with repeating mini-logos including Supreme’s box logo, Castelli’s scorpion emblem, 'ROCO', 'SPONGEBOB SQUAREPANTS', and other themed graphics, creating a high-density collage aesthetic. Made from soft cotton jersey for comfort, it has a relaxed fit ideal for layering or standalone wear. The garment blends athletic heritage (Castelli, an Italian cycling apparel brand) with pop-culture iconography (SpongeBob) and streetwear authority (Supreme), resulting in a limited-edition collectible piece. Perfect for casual outings, fashion-forward events, or as a statement collector’s item. Designed for unisex appeal with standard sizing, it suits spring to fall wear in mild climates.