BLen features: 1. Low center of gravity (prevents writing wobble by lowering the center of gravity); 2. Direct touch (holds the refill to prevent pen tip wobble); 3. Noise-free design (eliminates gaps between parts to prevent internal pen wobble)
Ink: Emulsion ink + pigment
Product size: Maximum shaft diameter 0.46 x 5.65 inches (11.8 x 143.6 mm), Weight 0.4 oz (12.1 g)
