Amanzi Boys and Mens Jammer Size Guide

The AMANZI Training Jammer is suitable for regular pool training and built for durability and comfort. Featuring an elasticated waistband with hidden drawstring cord for a fully adjustable fit that stays secure during dives and turns, the jammer is constructed with two panels to reduce the number of seams. Made from AMANZI Armor chlorine-resistant fabric with maximum 50+ UV protection. Length: 35–45cm. Suitable for boys and men.

Shop Men's Training Jammers → Shop Boys' Training Jammers →
Sizing Table — AMANZI Training Jammer (AM13)
Size 22 24 26 28 30 32 34 36
UK / US 22 24 26 28 30 32 34 36
AUS Boys 6 Boys 8 Boys 10 Boys 12 Boys 14 / XS Small Medium Large
D 116 128 140 152 164 / 3 4 5 6
F 55cm 60cm 65cm 70cm 75cm / XS Small Medium Large
Body Measurements
Waist (inches) 22" 24" 26" 28" 30" 32" 34" 36"
Waist (cm) 55 60 65 70 75 80 85 90
Hips (inches) 24" 26" 28" 30" 32" 34" 36" 38"
Hips (cm) 60 65 70 75 80 85 90 95

UK/US sizes are the primary reference. AUS, D, and F are equivalent sizes. Size 30 spans Boys 14 and Extra Small adult. Always measure waist and hips for the most accurate fit.

Fit Notes — AMANZI Training Jammer
  • Size based on your waist and hip measurements. The hidden drawstring allows fine adjustment once the correct size is selected.
  • The elasticated waistband with hidden drawstring ensures the jammer stays in place during dives and turns. Always secure the drawstring before training.
  • Made from AMANZI Armor chlorine-resistant fabric — built for regular pool use. Rinse in cold fresh water after every session and allow to dry naturally away from direct sunlight.
  • Length is approximately 35–45cm depending on size, providing good thigh coverage suitable for training and club swimming.
  • Unsure? Contact our team or call +44 1827 330600.
Frequently Asked Questions — AMANZI Training Jammer

Measure your waist and hips in centimetres and match to the size table above. UK/US sizing is the primary reference — AUS, D, and F equivalents are also shown. The hidden drawstring provides additional adjustment once the right size is selected. Speak to a member of staff at Allens if you are unsure.

Yes. The size range covers boys' sizes from size 22 (Boys 6 AUS) through to size 30 (Boys 14 / Extra Small adult), as well as adult sizes from 30 to 36. Size based on waist and hip measurements using the table above.

Rinse in cold fresh water after every session to remove chlorine and salt. Allow to dry naturally away from direct sunlight — do not tumble dry or wring. The AMANZI Armor chlorine-resistant fabric is designed for regular pool use and will maintain its colour and shape with proper care.

The AMANZI training jammer is built for regular pool training using chlorine-resistant fabric. The Acceler8 RIZE is a World Aquatics-approved racing jammer designed for competition, featuring a hydrophobic coating, high-level compression, and performance-focused construction. The Acceler8 RIZE should not be used for training as this will reduce its lifespan and performance properties.

Yes. The hidden drawstring cord within the elasticated waistband provides a fully adjustable and secure fit. When tightened correctly, the jammer will stay in place during dives, turns, and vigorous kick sets. Always ensure the drawstring is secured before entering the water.