BRA EXTENDER SIZE: 4.8cmx9.5cm, the distance between two hooks is approx 1.4cm. COMFORTABLE: The extended bra strap can create some extra room for you, makes you comfortable and easy when wearing bras. DURABLE MATERIAL: The Bra Extension Strap is made of high quality polyester, flexible and comfortable, easy to wear. ADJUSTABLE: Bra Strap is Adjustable, 5 Hooks 3 Rows, adjust your bras easily. SUITABLE For: Perfect for weight gain, can be adjusted to your comfortable size. Specification: Material: Polyester Size Chart: Hook Spacing: 1.4cm/0.55inch 4.8cmx9.5cm/1.89inchx3.74inch Package Includes: 5 Bra Extender Strap Note: Please allow slightly errors due to manual measurement and different monitors.