We advise selecting blade stiffness in correlation with your overall physical structure;

• 1-Soft - for weight 75 kg (~165 lbs)
• 2-Medium-Soft - for weight between 75~82 kg (165~182 lbs)
• 3-Medium - for weight between 83~88 kg (183~194 lbs)
• 4-Medium-Hard - for weight between 89~95 kg (195~210 lbs)
• 5-Hard - for weight over 95 kg (210 lbs)