How to keep glitter from falling off of clothing! Step 1 Get some hair spray Step 2 Get put your piece of clothing (whether its a top, dress, or a skirt) Step 3 Spray the hairspray over the glitter on the clothing. Step 4 You’re done! The best part? The glitter won’t even come off after you put it in the wash! Just spray it once and you’re good for the life of the garment.