Upass synthetic urine

The Original Synthetic Urine Authentic is a Tested and Trusted Scientifically formulated laboratory-grade urine that precisely replicates the chemical and physical properties of natural human urine for testing, calibration, and research.

Collection: Heat Packs & Accessories

Keep your Upass kit performing at its best. Standalone Hot Sacks air-activated hand warmers, spare heating pads, and temperature accessories: the same components included in our kits, available separately so you're never caught without a fresh heat source. Add one to any kit order; they ship together same day.

  • 15+ years

    Over a decade

    Delivering reliable consistent urine.

  • Millions sold

    PROVEN & TRUSTED

    Built through years of consistency.

  • LAB-TESTED FORMULA

    BUILT FOR CONSISTENCY

    Precision-formulated and quality-controlled