1.material : neoprene ankle weight ,iron fillings, magic tape 2.product size , color , logo ,weight totally do per your need Item: neoprene ankle wrist weight , sandbag , neoprene ankle weight1.material: neoprene+FRPS ,iron fillings ,black magic tape2.product size : L25cm*W7.2cm/L25cm*W9.2cm3.weight: 1kg, others also available , such as 0.5kg,1kg,1.5kg4.packing :1pair/inner colour box(23cm*7.5cm* ...