Krystal Cast (1 Gal) 3.8 Litre Kit 1:1  mixing ratio 
Amazing for pour casting projects  up to 1.5" thick.
Odor-less , FDA Approved (food safe) , anti UV,  no bubbles and crystal clear.
Great for River tables, jewelry making and DIY projects.
1 part Hardener  plus 1 part resin  , 25-40 min working time. 12-16 hrs curing time
Thinner parts will take longer.