Combine with gels for additional creative options(not included). The best partner of optical snoot to project focusable images or light patterns on your subject or background to create subtle or dramatic effects and make your photos and videos more fascinating. Inserting the GOBO into the projection attachment slot, different patterns can be projected to form various background, to make your photographic images more creative and interesting. 12 different environmental gobos designed for Godox SA/VSA spotlight attachment and Soonpho OT1/OT1 Pro/OT1 Pro II/OT1 Pro III optical snoot. 2.6”/66mm circular metal discs with cutout design.