Sizes:
2 Hooks: 12 mm between clips,
32 mm overall width.
3 Hooks: 20 mm between clips,
56 mm overall width.
4 Hooks: 20 mm between clips,
76 mm overall width.
5 Hooks: 20 mm between clips,
96 mm overall width.
Can add up to 45 mm to your bra.
No sewing required.