Check out our very wide range of bb's of brands like G&G, Valken, 101inc, green devil, xtreme precision, Point Blank etc ...
BB's that are biodegradable in 0,20gr, 0,23gr, 0,25gr, 0,28gr, 0,30gr, 0,32gr, 0,33gr, 0,36gr, 0,40gr and 0,45gr and of course Tracer BB's.
The weight of a BB is a personal preference and depends on whether you play indoors or outdoors. Weights from 0,33gr and higher are generally for sniper use, Tracer BB's are generally for indoor use or when you have an outdoor night event.