This 5x7" Developing Tray Set trays are constructed of a hard durable, chemical resistant plastic.
This is a set of 3 trays that are 5 x 7" (12.7 x 17.8cm) in dimension, for prints sizes up to 5 x 7".
3 x Kalt Plastic Developing Tray - 5x7"
This Kaiser Developing Tray is made from shock-resistant plastic, it is acid proof, and heat resistant up to 176°f (80°c). Featuring a grooved bottom, which eases the removal of paper and ensures the best possible flow for the chemicals and stability. It has a pouring lip in one corner for dumping and mixing chemicals.