Tops: Standard size guide:

X-Small = 36" Chest (20" pit to pit).

Small = 36"- 38" Chest. (21").

Medium = 38"- 40" Chest. (22").

Large = 40"- 42" Chest. (23").

XL = 42"- 44" Chest. (24").

2XL = 45-47" Chest. (25.5").

3XL = 48-50" Chest. (27-28").

4XL = 50-52" +  Chest. (29+").

Bottoms:

Small =  28-30" waist.

Medium =  30-32" waist.

Large =  32-34" waist.

XL =  34-36" waist.

2XL =  36-38" waist.

3XL = 38-40" waist.

Shorts:

Small = 30" Waist.

Medium = 32" Waist.

Large = 34" Waist.

XL = 36" Waist.

2XL = 38" Waist.

3XL = 40" Waist.

Footwear: