Arc'Teryx - Women's Bottoms Sizing Chart
Alpha Sizing,
Your body measurements in inches:
| Size | Waist | Hip | Regular Inseam | Short Inseam | Tall Inseam |
| 2XS | 231/2 | 33 | 301/2 | 281/2 | 331/2 |
| XS | 251/2 | 35 | 31 | 29 | 331/2 |
| S | 271/2 | 37 | 31 | 29 | 34 |
| M | 291/2 | 39 | 31 | 291/2 | 34 |
| L | 321/2 | 42 | 311/2 | 291/2 | 341/2 |
| XL | 361/2 | 46 | 32 | 30 | 35 |
| 2XL | 401/2 | 50 | - | - | - |
Numerical Sizing,
Your body measurements in inches:
| Size | Waist | Hip | Regular Inseam | Short Inseam | Tall Inseam |
| 00 | 24 | 331/2 | 301/2 | 29 | - |
| 0 | 25 | 341/2 | 301/2 | 29 | - |
| 2 | 261/2 | 36 | 301/2 | 29 | - |
| 4 | 271/2 | 37 | 31 | 29 | 34 |
| 6 | 281/2 | 38 | 31 | 29 | 34 |
| 8 | 30 | 391/2 | 31 | 29 | 34 |
| 10 | 31 | 401/2 | 311/2 | 29 | 34 |
| 12 | 33 | 421/2 | 311/2 | 29 | 34 |
| 14 | 35 | 441/2 | 311/2 | - | 34 |
| 16 | 37 | 461/2 | 32 | - | 34 |
Note: If your measurements are between sizes, select a larger size for a looser fit or a smaller size for a tighter fit.
Several models of Arc'teryx pants are sized numerically and may be available in different inseam lengths. Please refer to the specific product page to see which waist size and inseam lengths are available for your product.
How to find your measurements:
Note: Calculate your own body measurements, then select your product size.
1. Waist: Measure around your waist at the narrowest part.
2. Hip: Standing with feet hip width apart, measure around your hips at the widest part.
3. Inseam: From a standing position, measure from your crotch down the inside leg to the floor.
Beta
Versatile: high performance for diverse activities and conditions.
Trail
For technical mountain activities, durable and protective designs with a focus on freedom of movement for remote and varied conditions.
All Round
High performance weather protection and materials, emphasizing versatility for multiple activities.
GORE-TEX
Waterproof, windproof and breathable textiles that offer fully protective environmental shelter.
Highly versatile GORE-TEX PRO pant for durable, breathable weather protection.
Beta Series: All round mountain apparel. | AR: All Round.
Wind, then sleet, snow, then sleet again – mountain weather is never constant. The Beta AR Pant delivers waterproof, windproof, breathable storm protection and performs across a variety of mountain activities. The GORE-TEX PRO with Most Rugged Technology – a next-gen material we developed in collaboration with Gore – delivers maximum durability. Articulated patterning extends comfort, WaterTight™ side zippers provide drop-seat functionality, and a hidden RECCO® reflector improves searchability in emergency situations.
Customer Service Tips: This product is available in three inseam lengths – Short (S), Regular (R), and Tall (T). Please make sure to reference our sizing chart to determine your correct size.
Beta AR Pant Women's
Wearing Size: 4
Full Product Features
Technical Features
- Waterproof
- Breathable
- Lightweight
- Durable
Construction
- Tiny GORE seam tape (13 mm)
- Micro-seam allowance (1.6 mm) reduces bulk and weight
- N80d Most Rugged 3L GORE-TEX PRO maximizes comfort and durability
Cuff & Sleeves Configuration
- Adjustable pant cuff drawcord
Design & Fit
- Regular fit ensures optimal ventilation with comfort and mobility
- Garment Inseam: Size 4-S (Short) is 29"/74cm, Size 4-R (Regular) is 31"/79cm, Size 4-T (Tall) is 34"/86cm — Inseam varies by size
Fabric Treatment
- Arc'teryx Nu water repellent treatment
Pocket Configuration
- Note: Our WaterTight™ zippers are highly water resistant, but not waterproof. We do not recommend keeping items in your pockets that may be damaged by moisture
- Single zippered hip pocket, beacon loop
Reinforcements
- Keprotec™ instep patches provide superior protection against damage by boots, crampons and ski edges
Sustainability
- Dope dyed Ultra Black colourway
- Contains materials that meet the bluesign® criteria
- Dope dyed uses significantly less water and energy in the dyeing process
- PFAS Warning - Made with PFAS (Per- and polyfluoroalkyl substances) chemicals
- Biocidal Disclosure - This model was treated with an anti-odour biocidal product (Active Ingredient: Silver Nitrate)
Waist & Belt Configuration
- Adjustable webbing belt
- Suspender loops
Zippers & Fly Configuration
- WaterTight™ external zippers
- Molded zipper garages
- Zippered fly with snap
- Side zippers give rapid ventilation and easier on/off
Fit: Regular
Our classic fit is cut comfortably throughout the chest, waist, hip, and thigh. It allows freedom of movement, provides shape, and layers comfortably under our regular and relaxed fit shells
Materials & Care
Materials
- Gore-Tex
- Self: N80d Most Rugged 3L GORE-TEX PRO - bluesign Approved Material
- Keprotec™
- 100D Cordura® PowderCuffs™
- French Regulation: AGEC Law - Article 13
- Origin of fabric: CHINA
- Origin of dying: CHINA
- May release plastic microfibres into the environment when washing
Care
- Do Not Bleach
- Close All Fastenings Before Wash
- Machine Wash Medium
- Tumble Dry Normal Medium
- Do Not Dry Clean
- Do Not Iron
- Wash Separately
- Do Not Use Fabric Softener
- Double Rinse
- Do Not Leave Wet
- Remove Immediately
