aspire flexus blok kit 1Elegant and powerful design Unlike the Flexus Q , the Flexus Blok is designed in a neat, compact shape that fits in the hand with beautiful rounded lines. Every design detail is geared towards the compactness and comfort of the vaper as well as the efficiency of the device when used. Aspire uses a duotone color scheme for the Flexus Blok. Black combined with bold colors like Miami Pink or Snow Mint gives the Flexus Blok an attractive yet elegant look.