Just 5 models of egg trays with all having a width of 89mm and variable lengths, printed in generic PLA and 4 wall loops. 

Dimensions: 

 5x2 eggs: Outer dimensions: 89x259 mm

 4x2 eggs: Outer dimensions: 89x208 mm

 3x2 eggs: Outer dimensions: 89x157 mm

 2x2 eggs: Outer dimensions: 89x106 mm

 1x2 eggs: Outer dimensions: 89x55 mm

You can find the other egg tray (.3MF files) variants under pop up menu “Download STL/CAD files”

If someone wants a model of a tray that can hold more than 5x2, for example 7x2, just ask, ill make one, 5x2 was the size limit of the P2S printer build area, positioned diagonally.