These are products I have used or are using for my marathon training.
Running Shoes
Vibram Spyridon
Freet Meta Ayr
Karrimor Duma Trail Mens Running Shoes
http://www.karrimor.com/karrimor-duma-trail-mens-running-shoes-213144?colcode=21314492
Clothing
Skins DNAmicThermal Tights
2XU Compression Calf Guards
Under Armour HeatGear Compression Leggings
Food and Drink
Ketone IO – excellent beta product, I have high hopes for this company.
Equipment
IAMRUNBOX backpack.