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Thermals Sizing

Our thermals are made from the softest 100% organic cotton. Perfect for adding an extra layer of warmth. The soft and stylish fabric also makes them suitable for wearing on their own as loungewear. A key addition to your wardrobe.


Thermal Henley Top Size Chart

  S M L XL
UK/US Chest Size  36-38" 38-40" 40-42" 42-44"
European (EU) 46-48 48 50 52
  • Slimline tailored cut 
  • We recommend going up a size if you prefer a slightly more generous fit
  • Model is chest 40" and wears size Large.

Thermal Long John Size Chart

  S M L XL
UK/US Waist Size 30-32" 32-34" 34-36" 36-38"
European (EU) 46-48 50 52 54
  • Tailored, straight cut.
  • Model wears a Medium.
  • We recommend going up a size for a more generous fit.


If you’re between sizes (e.g a 33” waist) we would recommend going up one size.


Contact our customer care team via helpful@hamiltonandhare.com or call us on 0203 176 4410