Luxurious Alpaca Wool. Unbelievably Soft.
Men's Alpaca Wool Fly Boxers
160 Ultralight
Alpaca vs Merino
Alpaca Wool outperforms Merino.
Alpaca fibers evolved in the harsh Peruvian Andes over millennia, to keep you protected on any adventure.
Unique Semi-Hollow Fibers:
• Lighter Weight
• Higher Insulation
Smoothest Fiber Scales:
• Moisture Wicking
• Softer without Felting
High-Performance Fiber
Pack lighter, travel farther.
Get the most out of nature with the ultimate performance fiber. Explore the outdoors clean and dry, with naturally anti-bacterial and temperature regulating Alpaca Wool.
❊ Anti-bacterial & Odor-resistant
↻ High sweat-wicking
☁ High breathability
☀ UV - Protection
✓ Light & durable
Microplastic-Free World
We put a stop to plastic pollution.
It is our mission to make clothes that allow you to explore nature without contaminating it with microplastics.
This is the first step in making our entire catalog petroleum-free and biodegradable.
We use only biodegradable materials:
• 100% Alpaca Wool Fabric
• 100% Cotton Threads
• 100% Cotton Labels
• 100% Cotton Elastic Band & Natural Rubber Mix
Anatomy of Your Fly Boxers
Plastic-Free Ingredients
• Fabric: 100% Alpaca Wool
• Fabric Dye: Low Impact Dyes (GOTS)
• Fabric Finishing: Silicone (OEKO-TEX)
• Thread Dye: Reactive Dye
• Label: 100% Organic Cotton
• Label Ink: Synthetic (GOTS)
• Elastic Band: 100% Natural Cotton & Natural Rubber Mix
Fabric Care
• Machine wash cold
• Tumble dry low
Worldwide Shipping & Returns
Worldwide Shipping and Free U.S Shipping*(conditions apply).
Size Guide - Men Upper Layer
Size Guide
Our clothes are a functional fit which is similar to a slim fit. If you prefer a regular fit, we recommend sizing up.
Inches:
| Size | Chest | Waist |
| S | 35 - 38 in | 28 - 31 in |
| M | 38 - 40.5 in | 31 - 34 in |
| L | 40.5 - 43 in | 34 - 36.5 in |
| XL | 43 - 46 in | 36.5 - 39.5 in |
| XXL | 46 - 49 in | 39.5 - 42 in |
How to measure:
ECO-FRIENDLY
The Perfect Freshness Underwear for Active Days
Wear to Care: The Impact You Make
With every pair of Fly Boxers you:
- Support a transparent and sustainable brand
- Contribute to a plastic-free future.
Our Pledge: No More Greenwashing
We made this Fly Boxers as a part of our mission to create the most sustainable clothes - transparently, without greenwashing. By sharing all steps of our production with you, we aim to change the fashion industry.
ALPACA WOOL
Fashion Never Felt So Good
Fine and Smooth Alpaca Wool fibers, native to Peru, regulate body temperature and feel incredibly breathable.
- Moisture Wicking
- PFAS-free
- Super-Soft and Cozy
- Temperature-Regulation
- Anti-bacterial and Odor-resistant
OUR MISSION
Let's End Plastic
The first step of our ongoing mission to become a petroleum-free brand, is creating 100% plastic-free clothes.
100% Biodegradable: No Microplastics
We created 100% plastic-free and biodegradable clothes so that you can wear them knowing that you are not contaminating the world with microplastics.
Microplastics are not only polluting the environment but are also found in our bloodstream.
Materials & Ingredients
Cruelty-Free
Alpacas roam freely in the Andes of Peru and were sheared traditionally without any harm.
Wearing AYA's clothing keeps the Earth and wildlife free of chemical and microplastic contamination.
LOW CARBON FOOTPRINT
One Studio, One Country, One Mission
We use natural local resources and a short transparent supply chain on our mission to teach you how clothes should be made.
Designed & Made in One Country: Peru
Contrary to industry norms, every step involved in making our clothes is done in only one country: Peru, the home of our family. Our production in Peru includes fiber sourcing, yarn spinning, fabric knitting, dyeing, finishing, and garment sewing.
From Peru, our clothes go straight to California or Europe on its journey to you.
Low Carbon Footprint
Manufacturing in one country allows us to greatly reduce our carbon footprint and freight shipping. This is a major step on our journey to becoming a carbon negative company.
Transparency & Traceability
We established our own textile production studio which means that we are not only a clothing brand but also a manufacturer. This gives us more control over the processes and ingredients used in our production, and allows us to be transparent and traceable.
NATURAL DYES
100% Plant Dye Collection
Our 100% Natural Dye fabrics go the next step in making the most sustainable clothes. This collection doesn't contain any toxic or synthetic dyes, and it's designed to leave no trace in the environment at the end of the garment's lifespan.
Our natural colors:
- Natural White: Undyed alpaca wool
- Natural Blue: Indigo leaves
- Natural Gray: Eucalyptus leaves
