The new Mypressi Handheld Espresso Machine relies simply on the power of standard recyclable N2O cartridges to deliver each flavorful shot. This portable espresso machine measures at just 10.5-inch in length and 3.5-inch in height, making it perfect for your travel bag. The Mypressi Twist uses 100% recyclable gas cartridges, approx. 8 single or 4 double shots per cartridge. $169.99.