The P139 Gradual FLD filter by Cokin is a must-have accessory in the Cokin filter system. This high-quality filter is manufactured by Cokin, a renowned brand in the photography industry. The P139 Gradual FLD filter is designed to gradually transition from clear to FLD (fluorescent) effect, allowing photographers to achieve stunning color balance and temperature correction in their images. Made with precision and durability in mind, this filter is perfect for professionals and enthusiasts alike. Enhance your photos with the P139 Gradual FLD filter from Cokin and elevate your photography to the next level.