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)