G-Force - Safety Jackets Sizing Chart
 Chest Stomach (1)NeckSleeve (3)
Child Small27-29''23-26''10.5-11.5''20-21''
Child Medium30-32''27-29''11.5-12.5''23-24''
Child Large33-34''29.5-31''12-13''26.5-27.5''
Small36-38''32.5-35''13-14''28-29''
Medium38-41''35-38''13.5-15''30-32''
Large42-46''40-43''15-16.5''33-34''
X-Large46-49''43-46''16-17.5''34-35''
XX-Large50-54''47-51''17.5-19''35-37''
XXX-Large54-59''51-54''19-21.5''37-38''

Note:
(1) Measure at the largest circumference.
(3) Measure from the back of the neck at the center to your wrist; arm bent at a 90° angle at the elbow.

G-Force - Safety Pants Sizing Chart
 Waist (2)HipInseamStomach (1)Waist to Ankle
Child Small21-24''26-28''18-19''23-26''24-25''
Child Medium24-26''30-32''21.5-22.5''27-29''28.5-29.5''
Child Large26-28''33.5-34.5''24''29.5-31''32-33''
Small29-32''35-37''29-30''32.5-35''37-38''
Medium32-35''38-40''30-31''35-38''38-39''
Large38-40''42-44.5''32-33''40-43''40.5-41.5''
X-Large41-43''45-48''32.5-33.5''43-46''41-42''
XX-Large44-48''50-52.5''32.5-33.5''47-51''41.5-42.5''
XXX-Large48-52''53-55''34''51-54''45.5''

Note:
(1) Measure at the largest circumference.
(2) Measure at normal beltline.