Only Epson makes Epson genuine ink cartridges, and only Epson genuine ink cartridges are guaranteed to work with your Epson printer.
T557 PicturePack - This pack includes a Photo Album and 100 10x15cm pieces of Epson photo paper - £17.99.
T557G PhotoPack - This pack DOES NOT include a Photo Album and 100 10x15cm pieces of Epson photo paper. - £14.99.
The above prices don't include 4% from Quidco, which would bring the prices down to £14.39 and £17.27.