The perfect snacking choice for when you're on the go! Delicious and fun, Birthday Cake flavour Vanilla Custard filled Protein Bar. High in protein, low carb and low fat. A mouth watering protein bar featuring a smooth vanilla custard layer with an extra layer of gooey caramel, rainbow sprinkles, vanilla cake base and coated in a lush layer of white chocolate. It's the ultimate protein packed snack made with our renowned Custard Protein to keep you feeling fuller for longer. Muscle Nation is one of Australia's leading and fastest-growing Activewear and Supplement brands, bringing delicious products for your health journey. Proudly donates to mental health charities.