It shouln't be a loose fit (air will leak out), and it shouldn't be a tight fit (too hard to insert and remove).
2 bishii may 2000 waxaa tuulada carta ee dalka jibuoti ka furmay shirkii odayaal dhaqameedyada soomaaliyeed,kaas oo saldhig u dhigay shirkii dib u heshiisiinta qoran ee loo fadhiyay mudada lixda bilood halkaas,oo ay ka qeyb galeen2500-3000 ergooyin iyo ka qabeyb galayaal soomaaliyeed.