Small Adults Medium Adults Large Adults XL Adults XXL Adults 3XL Adults 4XL Adults

Small 34-36" Chest (88/96cm) Medium 38-40" Chest (96-104cm) Large 42-44" Chest (104-112cm) XL 46-48" Chest (112-124cm) XXL 50-52" Chest (124/136cm) 3XL 54-56" Chest (136-148cm) Adult 4XL - 55-57" (148-160cm) Adult 5XL - 58-60" (160-172cm)

7-8 Years - 26-28" - 71cm 9/10 Years - 28-30" - 76cm 11/12 Years - 30-32" - 81cm 13/14 Years - 32-34" - 86cm 15/16 Years - 34-36" XS Boys - 5/6 Years

Small Adults Medium Adults Large Adults XL Adults XXL Adults 3XL Adults 4XL Adults

7-8 Years - 26-28" - 71cm 9/10 Years - 28-30" - 76cm 11/12 Years - 30-32" - 81cm 13/14 Years - 32-34" - 86cm 15/16 Years - 34-36" XS Boys - 5/6 Years

1-2 Years 2-3 Years 3-4 Years 4-5 Years 5-6 Years

Small Adults Medium Adults Large Adults XL Adults XXL Adults 3XL Adults 4XL Adults

Small Adults Medium Adults Large Adults XL Adults XXL Adults 3XL Adults 4XL Adults

XS - Size 8 (30" Chest) 76cm Small - Size 10 (32" Chest) 81cm Medium - Size 12 (34" Chest) 86.5cm Large - Size 14 (36" Chest) 91.5cm XL - Size 16 (38" Chest) 96.5cm XXL - Size 18 (40" Chest) 101.5cm

7-8 Years - 26-28" - 71cm 9/10 Years - 28-30" - 76cm 11/12 Years - 30-32" - 81cm 13/14 Years - 32-34" - 86cm 15/16 Years - 34-36" XS Boys - 5/6 Years

7-8 Years - 26-28" - 71cm 9/10 Years - 28-30" - 76cm 11/12 Years - 30-32" - 81cm 13/14 Years - 32-34" - 86cm 15/16 Years - 34-36" XS Boys - 5/6 Years

Small Adults Medium Adults Large Adults XL Adults XXL Adults 3XL Adults 4XL Adults

7-8 Years - 26-28" - 71cm 9/10 Years - 28-30" - 76cm 11/12 Years - 30-32" - 81cm 13/14 Years - 32-34" - 86cm 15/16 Years - 34-36" XS Boys - 5/6 Years

7-8 Years - 26-28" - 71cm 9/10 Years - 28-30" - 76cm 11/12 Years - 30-32" - 81cm 13/14 Years - 32-34" - 86cm 15/16 Years - 34-36" XS Boys - 5/6 Years

3/6 Months 6/9 Months 9/12 Months 12/18 Months 18/24 Months 24/36 Months

XS - Size 8 (30" Chest) 76cm Small - Size 10 (32" Chest) 81cm Medium - Size 12 (34" Chest) 86.5cm Large - Size 14 (36" Chest) 91.5cm XL - Size 16 (38" Chest) 96.5cm XXL - Size 18 (40" Chest) 101.5cm