The MvG Absolute 90% from WINMAU is a dart set with 90% Tungsten barrels and is a personalized dart set by the Dutch Prof Michael van Gerwen. The MvG Absolute 90% are straight silver darts with black accents and have vertical and horizontal grooves that provide a firm grip. This dart set is also available in a soft tip variant. This personalized dart set comes in 3 weights; 21-22-23 grams. 21G = Barrel Length: 50.80mm, Barrel Width 6.30mm. 22G = Barrel Length: 50.80mm, Barrel Width 6.40mm. 23G = Barrel Length: 50.80mm, Barrel Width 6.50mm.