Material: solid, high quality, resilient rubber.
Insert type: stainless steel insert.
Rubber compound has been chemically refined to provide the best product with consistent properties.
Offer custom logo for you. Color logo looks nicer.
Weights are available in: 10lb,15lb, 25lb, 35lb, 45lb, and 55lb,
and 5kg, 10kg, 15kg, 20kg, and 25kg.