SIZING CHART
For Speedzter Armbands:
Small: Order if your bicep measures under 11"
Medium: Order if your bicep measures over 11" to 13.5"
Large: Order if your bicep measures over 13.5" - 17"
For Speedzter Running Belts:
Extra Small -- Fits women's size 0; 22"-25" waist
Small -- Fits up to a women's size 2-4; 26"-29" waist
Medium -- Fits women sizes 6-8; 29"-32" waist
Large -- Fits women sizes 10-12; 32" - 35" waist
Extra Large -- Fits women size 14-16; 35" - 38" waist