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GSO Test

Est. 1921

School Uniform


  • White Shirt or blouse
  • Black trousers, skirt or pinafore
  • Black blazer (with school badge)
  • Black socks or tights
  • Black jumper (optional)
  • Black headscarf (optional)
  • Applicable Year Group tie (each year group has a colour-coded tie that you keep during your stay throughout the school)Check our school shop site via this link to purchase school ties

You can purchase other uniform items from other local retailers such as Kitted Out and Trutex.

Examples of the uniform are shown below:


Only smart, plain, black faux or leather shoes must be worn in school. Examples of these are:

Branded footwear such as: adidas, Nike, Uggs etc. will not be allowed:

Footwear with coloured soles, high heeled shoes or wedges/platforms will also not be allowed:


You can find images showing our school PE kit for 2023-24. You can purchase this kit from the likes of Kitted Out and other local school uniform retailers:

  • Black APTUS t-shirt with yellow piping (Compulsory - pictured)
  • Plain black shorts (Compulsory)
  • Black socks with yellow trim (Compulsory)
  • Black sports leggings 
  • Plain black track-suit bottoms (Optional)
  • APTUS training top (Optional - Pictured)
  • Plain black sweat shirt with Calderstones badge (Optional)