▁company ▁expanded ▁into ▁the ▁compet itive ▁sw im we ar ▁market ▁and ▁began ▁manufact uring ▁n yl on ▁sw im su its ▁for ▁racing ▁under ▁the ▁brand ▁name ▁D olf in ▁- ▁named ▁for ▁its ▁association ▁with ▁the ▁aqu atic ▁m amm al . ▁ ▁In ▁the ▁ 1 9 6 0 s , ▁D olf in ▁introduced ▁a ▁line ▁of ▁track ▁uniform s ▁made ▁out ▁of ▁the ▁n yl on / tr ic ot ▁fabric ▁the ▁company ▁used ▁in ▁its ▁sw im su its ▁at ▁the ▁time . ▁The ▁running ▁uniform s ▁were ▁created ▁at ▁the ▁request ▁of ▁a ▁group ▁of ▁track ▁coach es ▁who ▁wanted ▁a ▁replacement ▁material ▁for ▁the ▁heav ier ▁w ool ▁and ▁j er sey ▁uniform s ▁that ▁were ▁in ▁use ▁at ▁the ▁time . ▁D olf in ▁continued ▁to ▁sell ▁track ▁cl othing ▁throughout ▁the ▁ 1 9 7 0 s ▁and ▁ 1 9 8 0 s , ▁while ▁maintain ing ▁production ▁of ▁sw im su its . ▁ ▁D olf in ▁International ▁Corporation ▁was ▁purchased ▁by ▁Ph antom ▁Indust ries ▁Inc ., ▁later ▁renamed ▁J ade ▁Sw im we ar ▁L . P ., ▁in ▁ 2 0 0 8 .. ▁ ▁In ▁ 2 0 1 6 , ▁J ade ▁Sw im we ar ▁was ▁purchased ▁by ▁G K ▁El ite ▁Sports we ar ▁( fr ), ▁mak er ▁of ▁g ymn ast ics ▁cl othing , ▁which , ▁in ▁turn , ▁is ▁an ▁affili ate ▁of ▁the ▁private ▁equ ity ▁group ▁The ▁R