Excelsa thermal bottle Joker 50 cl: Add an edge of chaos to your routine with the Excelsa Joker thermal bottle. Featuring a vivid green cap and a gloss-finished Joker graphic, this 50 cl bottle brings comic book energy to your daily hydration. Built with a double-walled stainless steel structure, it’s as practical as it is daring. A silicone gasket ensures leak-proof confidence. Hand wash only to maintain the print’s mischievous charm.