Green Juggle Dream Cyclone Quartz 2 Glow Diabolo Set w/ Metal Diablo Sticks, LED Kit & Bag This set includes a Cyclone Quartz 2 triple bearing diabolo, LED glow kits (batteries included) for each cup, a pair of Juggle Dream aluminium diablo hand sticks (which a length of string) and a cotton drawstring travel bag to keep it all together. As you can only spin the diabolo in one direction some people find it easier to learn with. It is also much easier to get the diabolo spinning really fast as you can wrap the string a couple of times round the axle without fear of tangles. There are, however, a few downsides. 1. Unlike conventional fixed axle diabolos the axle will need replacing once the bearings wear out. 2. Elevator tricks (magic string climb) are impossible. The Cyclone Quartz 2 is the second generation model of the popular medium sized, triple bearing, rubber diabolo. The Cyclone diabolo uses a wide axle fitted with a one way bearing, making finger grinds and long complicated string tricks much easier to complete due to its prolonged spin time. The Quartz 2 boasts cups made from higher quality moulds and with a fraction more weight around the rims to help the diabolo maintain its speed. This set includes an LED glow kit (with batteries) which makes the diabolo look wicked at night! The kits do make this diabolo a little heavier though. A slight downside we've found is that as the light kits tighten by hand it's almost impossible to tighten them up completely, leaving a slight 'play' in the diabolo. However we didn't find this made any difference to the overall performance. (As a word of caution please check the kits are securely on before every time you use one of these bad boy The aluminium diabolo hand sticks are much more hard-wearing than wooden sticks. The metal sticks should last a very long time if treated well (of course the string will need changing from time to time). The thin shaft of these handsticks also makes them great for stick grinds. The aluminium is of good quality and can take the any punishment you can throw at it (within the bounds of diabolo play, of course). The grip is comfy and durable. The string fixing system is slightly more advanced than t