Where to pick your locks

Toni&Guy in Central offer hair extensions in bundles (HK$70 each). A full head of extensions can cost up to HK$7,000.

The Hairdressers in Central also charges up to HK$7,000 for a full head. A half costs up to HK$4,500.

HippFish in SoHo charges HK$200 for a minimum of five extensions for colour or highlights. Ten cost HK$400, and so on. If you're adding length, volume and colour, you can spend about HK$2,000.

At the Aveda Salon in Central, a strand of fake hair can cost as little as HK$50, but a full head is HK$3,000 to HK$4,000.

A salon spokesman says you don't necessarily need a lot of extensions to achieve a full-head look, which can take up to four hours.

The Hairdressers 1/F Winning Centre, 46-48 Wyndham St, Central, tel: 2973 0512

HippFish LG/F, 16 Elgin St, Central, tel: 2815 3638.

Aveda 3/F Hing Wai Building, 36 Queen's Rd Central, tel: 3106 2868

Toni&Guy 15 Wyndham St, Central, tel: 2801 7870