So if you're rich enough to buy cosmetics that are expensive enough to want to keep from spoiling (!?), wouldn't your HOUSE be climate controlled? I guess if you wanted to take your powder to the pool cabana, this could be useful.
"Our Climate-controlled Cosmetics Case is the ultimate home for your premium skin care products. Store your precious creams, moisturizers, and more in this whisper-quiet, climate-controlled case that prolongs effectiveness, prevents deterioration, and ensures ease and comfort of application."