gives hair a slightly rough texture ideal for creating a light beach wave adds volume to hair creates a matte effect for fine to medium hair for all hair types, from straight to wavy How to use: Spray the salt spray Bumble and Bumble Surf Spray evenly on dry or damp hair. You can curl individual strands on your finger and press them in the palm of your hand to promote luminous waves. You can then blow dry your hair. For a more elegant finish, use a comb while drying.