LOreal Tecni Art Hollywood Waves Sweetheart Curls 150ml Serum-Spray 1 Force LOreal Tecni Art Hollywood Waves Serum-Spray 1 Force Sweetheart Curls gives well defined, polished, with a frizz-free finish. This leaves the curls bouncy, soft and natural. This can be used to create soft waves or big curls on straight hair. Use a small amount of this on damp hair, apply evenly and dry using a diffuser. For more volume, dry with the diffuser upside down!