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Thermal Size Guide
Adult Thermal Tops
Half chest is measured from armpit to armpit across the the front of the chest.
| Size | S | M | L | XL | 2XL | 3XL | 4XL | 5XL |
| Half Chest (cm) | 35 | 38 | 41 | 44 | 47 | 50 | 53 | 56 |
Adults Longjohns
| Size | 2XS | XS | S | M | L | XL | 2XL | 3XL | 4XL | 5XL |
| Half Waist - Relaxed (cm) | 31 | 33.5 | 36 | 38.5 | 41 | 43.5 | 46 | 48.5 | 51 | 53.5 |
Kids Thermal Tops
| Size | 4-6 | 6-8 | 8-10 | 10-12 | 12-14 |
| Half Chest (cm) | 28 | 30 | 33 | 36 | 39 |
| Length (cm) | 45 | 48 | 53 | 57 | 61 |
Kids Longjohns
| Size | 4-6 | 6-8 | 8-10 | 10-12 | 12-14 |
| 1/2 Waist (relaxed) (cm) | 24 | 26 | 28 | 31 | 34 |
| 1/2 Waist (stretched) (cm) | 48 | 50 | 52 | 55 | 58 |