Blakes is a " Ruberised " Paint system, i gave it a great deal of thought but decided that once used one had to keep with the same product.
decided on international i painted a thin coat , not " stippled" as they recomend ( it looks like icing on a cake) smooth is just fine & still nonslip
"Why skimp?" Because I never yet found a deck paint that did the job properly, while Sandtex type paints stick better, work better, last longer, are easier to apply, are more comfortable on exposed anatomy, look better, and cost less.
I use Johnson's floor paint which my local paint shop (Paint Shed Stirling) puts non-slip granules in for me. Comes in lots of colours. Being imaginative I use grey: