• XSmall (4-6yrs):
    1. Monofin (if included): Children’s mermaid-style monofin adjustable US shoe size 12-5
    2. Length (from the belly button to the ankle bone): 22″-25″
    3. Waist (around belly button): 20″-24″
    4. Around Hips: 22″-25″
    5. Around Knees: 12″-14″
  • Small (6-9 yrs):
    1. Monofin (if included): Children’s mermaid-style monofin adjustable US shoe size 12-5
    2. Length (from the belly button to the ankle bone): 26″-30″
    3. Waist (around belly button): 25″-28″
    4. Around Hips: 26″-30″
    5. Around Knees: 15″-17″
  • Medium (9-11 yrs):
    1. Monofin (if included): Wave monofin adjustable US shoe size 2-8
    2. Length (from the belly button to the ankle bone): 26″-30″
    3. Waist (around belly button): 25″-28″
    4. Around Hips: 26″-30″
    5. Around Knees: 15″-17″
  • Large (12-14 yrs):
    1. Monofin (if included): Wave monofin adjustable US shoe size 2-8
    2. Length (from the belly button to the ankle bone): 31″-34″
    3. Waist (around belly button): 29″-35″
    4. Around Hips: 31″-35″
    5. Around Knees: 18″-20″
  • XLarge (14-16 yrs):
    1. Monofin (if included): Rapid monofin adjustable US shoe size 8-13
    2. Length (from the belly button to the ankle bone): 31″-34″
    3. Waist (around belly button): 29″-35″
    4. Around Hips: 31″-35″
    5. Around Knees: 18″-20″
  • XXLarge (16-18 yrs):
    1. Monofin (if included): Rapid monofin adjustable US shoe size 8-13
    2. Length (from the belly button to the ankle bone): 35″-39″
    3. Waist (around belly button): 36″-39″
    4. Around Hips: 36″-39″
    5. Around Knees: 21″-23″
  • Adult
    1. Monofin (if included): Rapid monofin adjustable US shoe size 8-13
    2. Length (from the belly button to the ankle bone): 40″+
    3. Waist (around belly button): 40″+
    4. Around Hips: 40″+
    5. Around Knees: 24″+