Lab Tested Quality: Each Batch is tested for consistency and reliability.Complete Chemical Profile: Contains creatinine, urea, uric acid, and essential compounds.Ready-to-Use: No mixing required, shelf-stable for 2+ years.Professional Grade: Millions of kits sold over 17 years. Each Complete Kit Includes 3oz pre-mixed Lab-Grade Urine solution 2 Hot Sacks air-activated hand warmers Laboratory-grade temperature strip Precision dispensing cap Research and Novelty Use Laboratory testing and equipment calibration Academic instruction and research Product development and testing Scientific research in controlled environments Adult novelty and fetish applications Why Choose the Original Upass 2-Pack 17+ years of continuous production Proper pH balance and specific gravity Non-toxic, non-biological formula FREE shipping - Always included Manufactured in the USA by official manufacturer Perfect for backup or multiple uses Choose the original Upass from the official manufacturer, millions of kits sold over 17 years. Two complete kits with FREE shipping included.