Transform your look with OPI Gel Color Gel Nail Polish in Can’t Find My Czech book. This shine-intense shade cures in 30 seconds and lasts for 2 weeks. OPI’s long-lasting Gel Color polishes are easy to apply and easy to soak off. From eye-popping bright polishes to treatments that transform nails, it’s no wonder OPI is the most-asked-for brand in the industry. Each bottle contains 0.5 fl oz of polish.