cast iron vinyl or neoprene dumbbells

{"cid":"91224993","title":"Hot Selling Home Fitness Hexagon Hex Solid Neoprene Dumbbell Hand Weights for Workout Training","imgUrl":"https:\/\/img.chinax.com\/nimg\/51\/e9\/a40e257e3d7b9ddb98d09db49fc8-200x200-1.jpg","attrs":{"Price":"$2.99-4.38 \/ kilometer","Brand Name":"MAX SONG","Model Number":"Max Song-007","Minimum Order Quantity":"2 kilometers","Place of Origin":"Jiangsu, China","Function":"ARMS","Department Name":"Men","Application":"Rubber-covered Dumbbell, Universal","Logo\/graphic design":"No","Packaging":"No","Material":"Rubber+cast iron, Iron+PVC","Product Name":"Hex Dumbbell","Color":"Black","Logo":"Customized Logo Availale","Package":"Wooden box + carton","Weight":"5-100LB","MOQ":"2","Feature":"Non-slip, wear-resistant, durable","Foldable":"NO","Usage":"Home Exercise"}}

{"cid":"91223106","title":"Cast Iron Neoprene Dipping Training Vinyl Coated Exercise Kettlebell for Gym Fitness","imgUrl":"https:\/\/img.chinax.com\/nimg\/2b\/cd\/fc31db79e74f4e30241a1f0fe23c-200x200-1.jpg","attrs":{"Price":"$1.22\/kilograms 1000-9999 kilograms","Brand Name":"HV","Model Number":"no","Minimum Order Quantity":"1000 kilograms","logo\/pattern":"Screen printing","Packaging":"Accept","Place of Origin":"Hebei, China","Gender":"Unisex, Unisex","Application":"Universal","Product Name":"Cast Iron Grip Kettlebells","Material":"cast iron+neoprene dipping","Color":"red,pink,purple,blue etc","weight":"2-24kg","Packing":"1pc per carton","port":"tianjin","MOQ":"100kg","Type":"KettleBell","is_customized":"Yes"}}

{"cid":"91221064","title":"Oem Hexagon 10kg Dumbbell Set Neoprene Weights Custom Kg Weight Fitness","imgUrl":"https:\/\/img.chinax.com\/nimg\/af\/cd\/db1cc7a2c6f494d33aace620f9cd-200x200-1.jpg","attrs":{"Price":"customized","Brand Name":"YM","Model Number":"ONT-S05","Minimum Order Quantity":"1000 kg","Delivery Time":"1 month","Certification":"CE,SGS,IOS","Place of Origin":"China Mainland","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, ","Supply Ability":"800 pieces\/month","Packaging Details":"carton packaging","weights":"2.5kg,5kg,10kg,15kg,20kg,25kg,10kg,15kg,20kg,25kg,30kg,35kg,40kg,45kg,50kg,1kg,2kg,3kg,4kg,5kg,6kg,7kg,8kg,9kg,10kg,10kg,15kg,20kg,25kg,30kg,35kg,40kg,45kg,50kg,1kg,2kg,3kg,4kg,5kg,6kg,8kg,10kg","Material":"steel and PU","logo":"customized","Gender":"Unisex","Application":"Universal","Color":"Customized","Usage":"weight lifting"}}