GI Joe 3 3/4 100 Replacement NEW O-RINGS Waist Bands GI Joe Cobra Action Force! GI Joe 3 3/4 100 Replacement NEW O-RINGS Waist Bands GI Joe Cobra Action Force! Size: 3.75in. Character Family: GI Joe GI Joe 3 3/4" Figure Replacement O-Rings! Lot of (100) Brand New MINT Rubber O-Rings to tighten up your wobbling or seperated figures! These O-Rings are Original size nice and tight! They are not the ones you get sometimes that still leave your figures pretty loose at the waist.