Max TCR Epoxi resin. It is a low heat curing epoxi so it does not need to be poured in small layers and it can be tinted transparent light blue with transparent epoxi pigment.
It is used to simulate water on floral arrangements.
Here is the link
https://theepoxyexperts.com/shop/casting-resins/soft-casting/max-tcr-64-oz-acrylic-water-epoxy-clear-floral-arranging-water-simulation/