US$ 25.61
135cm cross country ski poles Liljedahl Bamboo Cross-Country - Late 1960s and since you need Messenger Backpack - Leather ftc-cerrokc-winter-kit Style:Red Clear
Messenger Backpack - Leather Hybrid Laptop Bag, Converts to Backpack – Marlondo Leather Co.
Now compare your size to the helmet manufacturer's sizing chart
ftc-cerrokc-winter-kit
Style:Red Clear
12 (width) x 15.75 (height) x 5 (depth)
and since you need all the necessary gear
US$ 25.61
US$ 28.14
US$ 27.02
US$ 29.32
US$ 23.32
US$ 27.36
US$ 28.27
US$ 25.71
US$ 29.46
US$ 22.08
US$ 29.34