3 Musketeers Chocolate Bar King Size. The one and original 3 Musketeers chocolate bar is a top favorite year after year - only better. Now 3 Musketeers is the lighter way to enjoy chocolate, with 45% less fat than their original bar. The light, fluffy bar topped with real milk chocolate is impossible to resist. Each package is a king size 3.28oz package 24 packages per box.