1a and 1b 【non-buckle design】 M: suitable for 40-55kg/waist between 60-66cm L: suitable for 55.5-62.5kg/waist between 70-76cm XL: suitable for 63-70kg/waist between 80-86cm 2XL: suitable for 70.5-80kg/waist between 90-94cm 3XL: suitable for 80.5-90kg/waist between 98-100cm
1c to 1g 【buckle design】 M: suitable for 42.5-49.5kg/waist between 60-66cm L: suitable for 50-60kg/waist between 70-76cm XL: suitable for 60-67.5kg/waist between 80-84cm 2XL: suitable for 68-75kg/waist between 86-90cm 3XL: suitable for 75.5-82.5kg/waist between 94-100cm