Three Sorts Fits For Most Size Women's Bra: Three colors and three sizes 2 x 3, 3 x 3, 4 x 4 Hook and Eye Strap Stretchy Extension,adjustable length, fit for most size bra, easily hooks onto most size 2/3/4 hook bras. This item is used to add more extra room to bras that are too tight and comfort while wearing your bra. Wide Application Range: Bra extender comfortably increase the band range, perfect addition to your maternity clothes,daily apparel and sportswear. Three sorts size: 4.3 x3 , 4 x2.2 , 3.8 x1.3 , metal hook link spacing: approx. 0.75 , 0.75 , 0.51 . Easy To Use: Hook the hook part of the bra extender onto the metal hole part of your bra. Put on your bra as you normally do. Item Name: Bra Elastic Extender; Main Material: Polyester; Main Color: Black, White, Beige; Three Sorts Item Size: 3.9 x1.3 , 2.2 x 2.0 , 4.3 x3.0 (L * W)