Large Boys Small Boys Medium Boys XL Boys

XL 44-46" Chest XXL 46-48" Chest 3XL 48-50" Chest Small 36-38" Chest XS - 34-36" Chest Size

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

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

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

XL 44-46" Chest XXL 46-48" Chest 3XL 48-50" Chest Small 36-38" Chest Medium 38-40" Chest Large 42-44" Chest XS - 34-36" Chest Size

Small 36-38" Chest Medium 38-40" Chest Large 42-44" Chest XL 44-46" Chest XXL 46-48" Chest 3XL 48-50" Chest XS - 34-36" Chest Size

XXL 46-48" Chest Small 36-38" Chest Medium 38-40" Chest Large 42-44" Chest XL 44-46" Chest 3XL 48-50" Chest XS - 34-36" Chest Size

Small 36-38" Chest Medium 38-40" Chest Large 42-44" Chest XXL 46-48" Chest 3XL 48-50" Chest XS - 34-36" Chest Size

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

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