| I guess the answer is it depends how much you feel the cold. I've never noticed any difference between a 3 or 5mm hood in terms of warmth but I find the thinner one more comfortable. I do notice it a bit with gloves but still prefer the improved dexterity of 3mm ones.
__________________ "I feel unusual.." Withnail and I "A lot of people attack the sea. I make love to it." Jaques Yves Cousteau "The sea once it casts its spell, holds one in its net of wonder forever." Jaques Yves Cousteau |