Thumb Score: +17

Amazon [amazon.com] has Zep 32-Ounce Streak-Free Glass Cleaner (ZU112032) on sale for $2.38. Shipping is free w/ Prime or on orders $35+.

From Merchant’s Product Page:[LIST][*]Features:Removes fingerprints and grime
Fast-drying, multiuse formula
Ammonia-based, professional-grade formula
Leaves surfaces clean and streak-free
[*]Specs: