Hairdressing products Beter ADHERENT ROLLERS. Perfect to achieve the hairstyle you want. Mark, wave and style your hair as you wish with these practical curlers without the need for tweezers to hold them. Apply them to the pre-dried damp hair with a towel and place them lock by lock. If you want a more natural result, let your hair air dry or if you want to speed up the process, you can proceed to blow dry.