The BeltnGo can only be used with a belt up to 2"wide. The BeltnGo hangs vertically on your belt. The BeltnGo is designed for any type of insulin pump. This will fit the Medtronic 600/700 series, Paradigm as well as the Tandem and Animas. Case hangs with a 2.5" webbing loop. No windows on this case, secures with velcro flap.