选跳绳有大学问，中消协来教你

Group 1 - Jump rope is a widely popular sport and is included in physical fitness tests for middle and primary school students [1] - The China Consumers Association and the China Sporting Goods Federation have issued consumer tips for selecting compliant and safe jump rope products [1] - Consumers should check product labels for completeness, including product name, model, manufacturer information, and standard numbers (GB/T 19851.20-2007, GB/T 19851.12-2005, or GB/T 45544-2025) [1] Group 2 - When selecting jump ropes, consumers should avoid products with excessive bright or dark colors, which may indicate the use of excessive dyes or plasticizers [1] - It is recommended to smell for any pungent plastic or glue odors, which may indicate the presence of harmful substances exceeding safety limits [1] - The texture of the material should be smooth without burrs, and plastic parts should not be overly soft or sticky, as this may suggest excessive plasticizers [1] Group 3 - For daily practice, basic jump ropes such as bamboo or rubber ropes are recommended due to their lightweight and non-slip handles [2] - For examination purposes, jump ropes that meet school testing standards should be chosen, with adjustable lengths typically set to 1.5 times the user's height [2] - For fitness training, electronic counting jump ropes are suggested, which support timing and segment counting functions [2] Group 4 - Functional testing of jump ropes should include checking the length adjustment mechanism to ensure it locks securely [4] - The grip of the handle should be tested for slip resistance, with features like a frosted coating or anti-slip texture being beneficial [4] - A pull test should be conducted to ensure the jump rope can withstand a force of 50N (approximately 5 kg) without breaking or deforming [4]