Uwell Caliburn A3 Review Similar to the A2 and A2S? The Posh Vape brand has been discontinued for the time being. That being said, we have a limited amount of brands and flavors available. All three of our suppliers no longer have Uwell CALIBURN A3 15W Pod System Vape Society Supply Posh Vape is a USA based company that produces disposable vape products. They come in different flavors, sizes, and colors. Let's look at some of their best selling vape devices. Uwell Caliburn A3 15W Pod System Select Vape UWELL Caliburn A3: Third Time's the Charm? Vaping360