Detailed Info Our racer back converter presents the disappearing bra strap - transforming your regular bra to glide neatly under racer back dresses and tops. Your bra straps are hidden by the black or clear clip and offer a little extra lift to enhance your cleavage. Comes with 4 pieces per pack - 2 black and 2 clear I am made of 100% polyethylene Item # 106013_01BX Read More Read Less Delivery & Returns Shipping options We offer the following shipping options, so you can choose how soon your Boux Avenue parcel will arrive: Standard shipping in 7-12 days: USD$7 or FREE when you spend USD$50 Express shipping in 3-4 days: USD$20 or FREE when you spend USD$100 Refunds & Exchanges We hope you love Boux Avenue purchase. However, if would like to exchange or return any unworn item, you can do so within 28 days of receipt, along with the original tags and your delivery note that was included in your parcel. To print your returns postage label access our Returns Portal Read More Read Less