Pigment Photochromic he ʻano microcapsules. Me ka pauka mua i wahī ʻia i loko o nā microcapsules. Hiki i nā mea lepo ke hoʻololi i ke kala i ka lā. ʻO kēia ʻano mea i ʻano o ka kala kala a me ka hiki i ka wā lōʻihi. Hiki ke hoʻohui pololei ʻia i ka kaulike i ka huahana kūpono.