The CL-N101 is an optional accessory, soft lens case that fits the 1 NIKKOR VR 10-30mm f/2.5-5.6 standard lens 1 NIKKOR VR 30-110mm f/3.8-5.6 telephoto zoom lens or 1 NIKKOR 10mm f/2.8 single-focus lens, designed to protect the lens when it is not in use. Color: Red.