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Rittervest Size & Fit (in inches)
Size |
Chest |
Waist |
Small | 40 | 29 - 30 |
Medium | 42 | 31 - 33 |
Large | 44.5 | 34 - 36 |
X–Large | 47.5 | 38 - 40 |
XX–Large | 50.5 | 40 - 42 |
XXX-Large | 53.5 | 44 - 46 |
Socks Sizing - In US
Size (US) |
US Size |
Medium |
6-9 |
Large |
9.5-13 |
Think of this vest as your substitute for your sport coat or suit. It's thoughtfully constructed with the finest Alpaca and Merino wools from Peru - natural fibers that exhibit superior thermoregulating properties - keeping you warm and dry. While the tailored fit is perfect for your more formal 'business casual' settings, it's also extremely breathable, allowing your body to adapt to climates quickly and comfortably.

- Upcycled: 34% Alpaca fleece, 33% Merino wool, 33% Nylon
- Softness akin to cashmere
- Stain, water, and wrinkle resistant
- Naturally antimicrobial and antifungal
- Moisture control for dryness and breathability
- Two invisible zippered hip pockets
- Additional pockets for hands, phone, keys, wallet, and more
- 65% biodegradable composition
- Made in Peru
- You'll be so comfortable you won't want to take it off
- Your friends and co-workers might call you "Boss" or "Chief"
- Free size exchanges (US)

Softness akin to cashmere

Stain, water, and wrinkle resistant

Naturally antimicrobial and antifungal

Moisture control for dryness and breathability

Made With The Spirit of A Suit

100% Upscaled Alpaca Merino Wool
Alpaca Rittervest™
A very fine product !
I'm glad a got a size up after reading other reviews recommending to do so.
I bought two. I love them!
Really really nice vest, classier than my usual fleece vest and just as warm. I’m 6’2” and weigh 185lbs - size L fits me perfectly.