KubiSport Pera boosters - 5 springs

• The booster springs have 5 springs that can be freely removed and simply installed back into the expander.
• The length of the springs is 37 cm, while the length including the handles reaches 56 cm.
• The total length when extended is 125 cm.
• These booster springs are supplied either in a blister pack or in a cardboard box.
• They are used to strengthen the arms and pectoral muscles.

Safety instructions:

Only use the product for strengthening in accordance with the instructions and intended purpose. Before each use, check springs, handles and connections for any damage, corrosion or looseness, if defective, stop using the product immediately. When exercising, keep a firm grip and perform controlled movements to prevent injury. Do not overload the springs beyond their recommended range and do not manipulate the springs without connecting to both grips. Exercise only on a safe, stable and non-slippery surface with plenty of space around you. The product is not a toy and must be kept out of the reach of children and unauthorized persons. After use, clean the feather and store in a dry place out of direct sunlight and extreme temperatures. Do not use if you experience pain or discomfort during exercise and consult a professional if necessary.