A sanitization cabinet for sanitizing items such as kitchen utensils using ultraviolet light type C (UVL-C). In some embodiments, the sanitization cabinet includes an enclosure having interior surfaces having mirror-type surfaces to increase the sanitizing efficiency relative to conventional UVL-C cabinets having like-power UVL-C light sources. Some embodiments include an article support having an article support region that contacts an article to be sanitized and is made of a material transparent to UVL-C. Transparent portions of an article support of the present disclosure may be additionally configured to direct UVL-C to contact regions and/or shadowed regions of the article. Other features, such as article stabilizing features, are provided to article supports of some embodiments. Methods of making an article support for a UVL-C based sanitization cabinet are also disclosed.