... . 3.OEM service required 1,Helps improve muscle tone and core strength.2,Various weight to satisfy different needs.3,Different ... styles available based on molds used.4,Colors per customers requirements.5,OEM Service Offered.6,Size: arc handle :0.5,1 ... ,1.5,2,2.5,3,4,5kg 1,2,3,4,5,6,7,8,9,10,12,15,18,20lb straight ... handle:0.5,1,1.5,2,3,4,5,6,7,8 ...