One-Piece Base Layers
The best one-piece base layers, reviewed and curated by the Trailspace community. The latest review was added on July 7, 2017. Stores' prices and availability are updated daily.
Recent One-Piece Base Layer Reviews
Airblaster Men's Ninja Suit
Looking for a "onesie?" The Airblaster Ninja One-Piece Suit offers all I need for a full coverage, draft free, mid-weight base layer...without the bulk! As is often the case for me (being on a fixed income) I enter review contests to win gear that I need (but can't afford) for my passionate pursuits. Winning another site's campground review contest, I garnered a coveted gift certificate to Airblaster (myairblaster.com). I must admit, the gift certificate was substantial and I was no less grateful...but… Full review
Stoic Women's Merino 200 1-Z Suit
Bought this for my wife for Christmas. Fit is excellent. Not too tight. Initially seemed a little long, but she is 5'1" and the XS fit fine. Prob would work if you were a few inches taller as well. Material and seams are nice. Back paneling for bathroom use are convenient. Would be nice if this were a feature of the men's product as well. Full review
Outdoor Research Women's Banff Bodysuit
I purchased this for my wife a few years ago. She absolutely loves it. It adds great warmth and wicking without significant bulk -- No overlapping or bunching fabric at the waist. Once you try a one-piece suit like this, you'll never go back. She won't go skiing without it. Full review
Outdoor Research Saturn Suit
This is a great cold weather suit. I deer hunt a lot and I will not leave home without this layered suit. Lightweight and breathable. It holds body heat and keep me warm. The other benefit is with this suit I don't have to wear much clothing which allows me to maneuver around better while bow hunting...great product for cold weather activity. Full review
In order to show you the most relevant gear, we have omitted some older, unreviewed products.
If you like, you can view the list with the older products included.