Comfort and Beauty working hand in hand. Specially Designed for those moments when don't want any bra straps showing, just barely there for a Light Support. Our String Style are highly recommend for Cups A, B, C and D We carefully choose quality material that will make your bra straps comfortable on your shoulders. Soft and Gentle on your skin, our straps won't rub or cause irritation on your shoulders. How Adjusted: String Style Instruction: To Sized Shorter: The portion where the double String are , Grab the Top String, Push it Through the small hole of the adjuster buckle, grabbed the desire portion to make it smaller, Pull Back the Top String of the double String Section. To Sized Longer: The portion where the double String are , Grab the Top String, Push it Through the small hole of the adjuster buckle, grabbed the desire portion to make it Longer, Pull Back the Longer Single String Section.