Paris Cotton Singlets Co., Ltd.
13 Pak Sha Road
Telephone 2577 1101
Times Square MTR station, exit A; or Causeway Bay station, exit F. Between Lee Garden Road and Yung Ping Road.
Good selection of Jaeger, Rowan, Patons, Mondial, Sirdar, and many Japanese brands, though often the full range of colors of a few specific yarns (e.g. all shades of Jaeger's Matchmaker line of merino, but none of the silks). A small variety of needles (Aero and bamboo). Lots of pattern booklets, including Rowan and Jaeger. No self-service. English limited. Hours 10:00 am to 9:30 pm daily, except holidays.
Update 27 September 2010: The shop has moved a few doors away, to 1/F, 15 Pak Sha Road. The photo above is the old shop at number 13.