| Smiffy's - Size Chart for Women | |||
| Size Category | Bust | Waist | Hip |
| Extra Small (4-6) | 32.5 - 33.5" | 24.5 - 25.5" | 35 - 36" |
| Small (8-10) | 34.5 - 35.5" | 26.5 - 27.5" | 37 - 38" |
| Medium (12-14) | 37 - 38.5" | 29 - 30.5" | 39.5 - 41" |
| Large (16-18) | 40 - 42" | 32 - 34" | 42.5 - 44.5" |
| Plus Size 1X (18-20) | 44 - 46" | 36 - 38" | 47- 49" |
| Plus Size 2X (22-24) | 48 - 50" | 40 - 42" | 51 - 53" |
| Plus Size 3X (26-28) | 52 - 54" | 44 - 46" | 55 - 57" |
| Plus Size 4X (30-32) | 56 - 58" | 48 - 50" | 59 - 61" |
| Smiffy's - Size Chart for Men | |||
| Size Category | Chest | Waist | Inseam |
| Medium/One Size Fits Most | 38 - 40" | 32 - 34" | 32.5" |
| Large | 42 - 44" | 36 - 38" | 33" |
| Extra Large | 46 - 48" | 40 - 42" | 33.5" |
| Smiffy's - Size Chart for Teens | |||
| Size Category | Chest | Waist | Height |
| Age 13+ | 33 1/2" | 27 1/2" | 60-64" |
| Smiffy's - Size Chart for Children | ||||
| Size(Age) Category | Chest | Waist | Height | Weight |
| Small (4-6) | 23-25" | 21.5-22.5" | 46-51" | 35-45lbs |
| Medium (7-9) | 27-28.5" | 23.5-24.5" | 52-57" | 55-73lbs |
| Large (10-12) | 30-30.5" | 25.5-26.5" | 58-63" | 74-100lbs |
| Smiffy's - Size Chart for Toddlers | ||||
| Size(Age)Category | Chest | Waist | Height | Weight |
| Small 1T | 19.5-20.5" | 19-20" | 33-35" | 30lbs |
| Medium 2T | 21.5-22.5" | 21-22" | 38-46" | 38lbs |