Mac Squirt Plumping Gloss Stick Featured The Best Way to Plump Lips: MAC Squirt Plumping Gloss Stick! Boost Your Beauty Routine with Mac Squirt Plumping Gloss Stick ✨. Looking for the perfect combination of hydration, shine, and a fuller pout? The Mac Squirt Plumping Gloss Stick is your go-to lip essential!