This USB flash drive is made from shock resistant silicone and fits neatly into a matching large circular cover which can be domed on both sides. With 18 colours to choose from (Lime, Light Green, Dark Green, Yellow, Pale Pink, Pink, Brown, Pale Blue, Blue, Light Orange, Orange, White, Dark Red, Light Red, Black, Dark Blue, Reflex Blue, Cool Grey) this device is sure to make an impact. There is a keyring attachment available as an optional extra. Measurements are 38mm (diameter) 20g (weight). Memory Sizes Available: 1 to 16Gb - The prices of USB drives are indicative only as the chips contained within are a commodity and as such can vary considerably from day to day much like the price of oil (petrol). Please email us for a current quote.