If volume is what you're after, look to J. Lo's go-to hair guru with these "bigger is better" formulas — Oribe Maximista Thickening Spray and Dry Texturizing Spray. You can apply Maximista to damp hair to help expand your strands to their fullest, while the Dry Texturizing Spray is a body-building alternative to dry shampoo that will keep your hair looking styled for days.