PRODUCT NAME: SUPINE BOARDMATERIAL: HIGH QUALITY LEATHERCOLOR: BLACK REDLAYOUT SIZE: 92*30*4CMOVERALL SIZE: 125*48*56CMFOLDING SIZE: 31.5*13.5*122CMSUITABLE FOR THE CROWD: FITNESS BOYFRIEND, MIDDLE-AGED AND ELDERLYPRODUCT USE: PLASTICITY, FITNESSFeatures:Sit-ups: Effectively exercise the waist muscles, increase muscle strength and elasticity, and build eight packsRoll belly exercise: the belly is only for the training of the abdominal muscles, it is a better choice for exercising the abdominal muscles.Attached to the back: strengthen the back muscles, reduce the back pain caused by sitting for a long timePush-ups: Enhance the muscles of the arms, chest muscles, biceps, tighten the arms, create a curved figurePrecautions:1. Sit-ups pay attention to the method and amount of exercise, not too fast and too fast to prevent injury to the back muscles2. Be sure to relax when doing sit-ups, not to tighten your body3. Activity amount of humidity, can not only ask for quantity but not pay attention to physical state4. The action needs to be slower. The slower the more tired, the more effective it will be. When you go down, you will inhale, and you will be exhaled. Don't be angry.5. The head does not need to lean on the supine board. Some people are lying on the supine board directly. This method is wrong.6. When you do it, the crotch must not move. The crotch must be close to the supine board. Otherwise, you can't practice the abdomen.
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