Product picture - Sigma Cover Lens Cap for 8-16mm f 4.5-5.6 DC HSM & 15mm f 2.8 EX DG Fisheye Sigma, Cover, Lens, Cap, 8-16mm, f, 4.5-5.6, DC, HSM, &, 15mm, f, 2.8, EX, DG, Fisheye Click the image to close this page