O.R.S oral hydration tablets in a range of flavours and pack sizes. Flavours include lemon, blackcurrant, strawberry, Immune Juicy Orange and Sport Orange. Pack sizes vary by variant: lemon and blackcurrant are available in both 12 and 24 tablet packs; strawberry comes in 12 tablets; the Immune and Sport variants come in 20 tablets each. All are effervescent tablets that dissolve in water to support fluid and electrolyte intake. The Immune and Sport variants are separate products from the standard flavour range.