Agar aap sheeshe ko aam paani ya sabun se saaf karein, to sookhne ke baad un par pani ke dhabbe (streaks) reh jaate hain. Glass cleaner ka sab se bada feature yeh hai ki yeh sheeshe ko bilkul transparent (saaf shaffaf) kar deta hai aur koi dhabba ya lakeer baki nahi chhorhta.
Sheeshe par aksar ungliyon ke nishanat (fingerprints), mitti, aur oily dhabbe lag jaate hain. Glass cleaner mein majood khusoosi chemicals (jaise Ammonia ya Alcohol) in jami hui chiknaiyon ko aik dum se pighla kar saaf kar dete hain.
Is spray ka formula aisa hota hai ki jab aap ise sheeshe par lagate hain aur kapra maarte hain, to yeh hawa mein bohot tezi se udd (evaporate ho) jata hai. Is wajah se sheeshe par nami baaki nahi rehti aur na hi fangi lagti hai.
Bohat se modern glass cleaners mein Anti-Static feature hota hai. Iska matlab yeh hai ki safai ke baad yeh sheeshe par static electricity khatam kar deta hai, jis se dhool mitti (dust) dobara sheeshe par jaldi nahi jamti.
Safai ke sath sath yeh ghar mein aik achhi aur tazi khushboo (jaise lemon ya aqua) chhorh jata hai, jis se washroom ya kamra mehak uthta hai.