Amazon has the Revlon ColorStay Gel Envy Longwear Nail Polish (Try Your Luck) on sale for $1.93 when you checkout via subscribe & save. Shipping is free w/ Amazon Prime or on orders $25+.
Also available:
Walmart has the Revlon ColorStay Gel Envy Longwear Nail Polish (Try Your Luck) on sale for $2.03. Shipping is free w/ Walmart+ or on orders $35+.