• Product Size: 14"x 8.5", 35 to 40 pounds training resistance. Effectively build your wrist and forearm strength.
• Equipped with 4 suction cups, hand rope, ABS Non-slip handle and 6mm spring. Ensure the safety of training.
• Suitable for a variety of training environments, such as glass table, desk top and so on.
• Easy to install or remove. The arm wrestling training device can be easy storage when not in use.
• Note: Please install on a clean, smooth place for maximum suction. 

Item is new in box. Ships from CT. Sorry, no returns on this item. Email me with questions and look at pics.