Clo - Clothing and Thermal Insulation

Clo is used as a measure of clothes thermal insulation. 1 Clo = 0.155 m2K/W. Calculate total thermal insulation by summing individual garment Clo values.

Clothing Category	Description	Icl (Clo)	m2K/W
Nude	Nude	0	0
Underwear - pants	Pantyhose	0.02	0.003
Underwear - pants	Panties	0.03	0.005
Underwear - pants	Briefs	0.04	0.006
Underwear - pants	Pants 1/2 long legs made of wool	0.06	0.009
Underwear - pants	Pants long legs	0.1	0.016
Underwear - shirts	Bra	0.01	0.002
Underwear - shirts	Shirt sleeveless	0.06	0.009
Underwear - shirts	T-shirt	0.09	0.014
Underwear - shirts	Shirt with long sleeves	0.12	0.019
Underwear - shirts	Half-slip in nylon	0.14	0.022
Shirts	Tube top	0.06	0.009
Shirts	Short sleeve	0.09	0.029
Shirts	Light blouse with long sleeves	0.15	0.023
Shirts	Light shirt with long sleeves	0.2	0.031
Shirts	Normal with long sleeves	0.25	0.039
Shirts	Flannel shirt with long sleeves	0.3	0.047
Shirts	Long sleeves with turtleneck blouse	0.34	0.053
Trousers	Shorts	0.06	0.009
Trousers	Walking shorts	0.11	0.017
Trousers	Light trousers	0.2	0.031
Trousers	Normal trousers	0.25	0.039
Trousers	Flannel trousers	0.28	0.043
Trousers	Overalls	0.28	0.043
Coveralls	Daily wear, belted	0.49	0.076
Coveralls	Work	0.5	0.078
Coveralls	Highly-insulating coveralls	1.03	0.16
Coveralls	Fiber-pelt	1.13	0.175
Sweaters	Sleeveless vest	0.12	0.019
Sweaters	Thin sweater	0.2	0.031
Sweaters	Long thin sleeves with turtleneck	0.26	0.04
Sweaters	Thick sweater	0.35	0.054
Sweaters	Long thick sleeves with turtleneck	0.37	0.057
Jacket	Vest	0.13	0.02
Jacket	Light summer jacket	0.25	0.039
Jacket	Smock	0.3	0.047
Jacket	Jacket	0.35	0.054
Coats and over-jackets	Overalls multi-component	0.52	0.081
Coats and over-jackets	Down jacket	0.55	0.085
Coats and over-jackets	Coat	0.6	0.093
Coats and over-jackets	Parka	0.7	0.109
Sundries	Socks	0.02	0.003
Sundries	Thin soled shoes	0.02	0.003
Sundries	Quilted fleece slippers	0.03	0.005
Sundries	Thick soled shoes	0.04	0.006
Sundries	Thick ankle socks	0.05	0.008
Sundries	Boots	0.05	0.008
Sundries	Thick long socks	0.1	0.016
Skirts, dresses	Light skirt 15 cm. above knee	0.01	0.016
Skirts, dresses	Light skirt 15 cm. below knee	0.18	0.028
Skirts, dresses	Heavy skirt knee-length	0.25	0.039
Skirts, dresses	Light dress sleeveless	0.25	0.039
Skirts, dresses	Winter dress long sleeves	0.4	0.062
Sleepwear	Under shorts	0.1	0.016
Sleepwear	Short gown thin strap	0.15	0.023
Sleepwear	Long gown long sleeve	0.3	0.047
Sleepwear	Hospital gown	0.31	0.048
Sleepwear	Long pajamas with long sleeve	0.5	0.078
Sleepwear	Body sleep with feet	0.72	0.112
Robes	Long sleeve, wrap, short	0.41	0.064
Robes	Long sleeve, wrap, long	0.53	0.082