| Size | UK Chest | Euro Size |
|---|---|---|
| S | 40 | 50 |
| M | 42 | 52 |
| L | 44 | 54 |
| XL | 46 | 56 |
| 2XL | 48 | 58 |
| 3XL | 50 | 60 |
| 4XL | 52 | 62 |
| 5XL | 54 | 64 |
RST Tech X Technical wear has been designed for comfort in the most demanding of conditions. Suitable for a wide variety of sports and leisure applications, the Tech X technical garments are made from CP-U fabric which has outstanding moisture wicking properties keeping your skin temperature regulated. The Tech X technical wear is the perfect under garment choice for any activity that challenges the body.
