Manufactured from high-grade aluminum,Get amazing spin times and is extremely smooth. The shape fits perfectly in the hand and the anodization with laser engraving makes this yo-yo look stunning. YoYo Shape : String Trick (Wide Gap) YoYo Material : High grade alloy aluminium Bearing Spec : Concave ball bearing, 5x13x4 mm YoYo Weight : 83 grams YoYo Diameter : 5.3 cm YoYo Width : 4.0cm Response Type : Double O-Ring Gap Type : Fixed Gap Tricks : All Tricks.