Metcalfe's Skinny Popcorn Sweet 'n Salt - 25g (Box of 24)Metcalfe's Skinny Sweet & Sea Salt Popcorn Freshly popped butterfly popcorn with a sweet and salt flavour combination that's incredibly more ish! The best of both world's! Suitable for vegetarians and vegans. Sweet n Salt is an ideal popcorn snack for the indecisive at 96 calories per 25g serving. Metcalfes skinny popcorn Sweet n Salt is suitable for vegans, gluten free, high in fibre and at least 30% less sugar than average sweet and salt popcorn .