A cold-mist ultrasonic essential oil diffuser with a hand-blown glass shade. Preserves EO integrity — no heat, no oil denaturation. 100 ml reservoir, ~6 hr run. Vetro is the anchor hardware SKU in the Sampson diffuser line. Ultrasonic cold-mist technology — a vibrating ceramic disc produces a fine mist from water and 3–5 drops of essential oil, dispersed through a hand-blown glass shade. Not a heat-based diffuser. That matters because essential oils denature at sustained heat — heating a 10 ml bottle of organic lavender EO to keep a room fragrant is literally destroying the thing you're paying for. Ultrasonic keeps the chemistry intact. Specifications: - 100 ml water reservoir - ~6 hours continuous run time - Automatic shut-off when water level is low - Low-light LED (warm amber) - Whisper-quiet operation (