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 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

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"

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

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

XL - Size 16 XS - Size 8 Small - Size 10 Medium - Size 12 Large - Size 14

13/14 Years - 32-34" Chest 7-8 Years - 24/26" Chest 9/10 Years - 26-28" Chest 11/12 Years - 30-32" Chest

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"

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

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

Size 16 XL Size 8 Extra Small Size 10 Small Size 12 Medium Size 14 Large Size 18 XXL Size 6 XXS - 26-28" Chest

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

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 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) SB 25-27" Chest (66/69cm) MB 27-29" Chest (69/75cm) LB 30-32" Chest (75/81cm) XLB 32-35" Chest (81.5/88.5cm) XSB 3/4yrs (98-104cm) SB 4/5yrs (104-110cm) MB 5-6yrs (110-116cm) LB 6-7yrs (116-122cm) XLB 7-8yrs (122-128cm)