Flo Women Backless Bra Extension Adjustable Strap For Backless Dress-WhiteOne Size Fit All: Double hook and eye design can hook 2 hooks and 3 hook bras, then transform 1 hook bra into a low back bra while attaching the side 1 hook to your braEasy to Use: Attach the hook end of the strap to the "eyes" on your bra, wrap the belt around your waist, adjust to fit and attach the hooks of your bra to the "eyes" on the strapWide Application: Perfect for low back tops and summer dresses to attend the wedding party and can convert your bra to be low on your backSpecification:Product Dimensions : 4.2x4.2x4cm(approx)Product Material: NylonMade of soft, flexible, comfortable but sturdy material.Colour: Black, White NudeCharacter:Hides visible bra straps to give a backless effectSimply attach the straps to the bra, cross over behind and fasten the strap in the frontThe size is good too with the ability to extend or make it smaller and the elasticated strap allows for a bit of giving for comfort as you move aboutPackage contains: 1x Flo Women Backless Bra Extension Adjustable Strap For Backless Dress, White