These sweaters and sweatpants for women from sustainable brands will keep you cozy all winter long. Ethically made from sustainable materials.
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With winter chills and snow sweeping across the North, a luxurious moment to yourself (or with your significant other) is a cozy treat we should all indulge in. This season, we’re cozying up in the softest wool, cashmere, and cotton loungewear. Looking for the perfect sweaters and sweatpants for women for your next lounge session? We’ve handpicked pieces made with natural materials and without sweatshop labor and virgin plastic-based materials. You deserve to swaddle yourself in soft, luxurious fabrics (by the fireplace or your favorite spot on the couch) that feel good and are good for the planet.
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Why Sustainable Sweatpants Matter: Environmental Impact and Ethical Production
Every piece of clothing in our closets has an impact- whether it’s on the people who make them or the planet. Choosing sustainable items like sweatpants for women goes beyond comfort. It’s a conscious step toward choosing an item that has a smaller impact- reducing waste, pollution, deforestation, and slave labor. In the age of fast fashion, traditional clothing production uses harmful chemicals and contributes to landfill waste, deforestation, and slave labor . In contrast, sustainable brands focus on:
- Eco-friendly materials: Using organic cotton, Tencel, and wool reduces environmental harm.
- Ethical production: Fair and living wages and safe working conditions verified by NGOs and nonprofit organizations.
- Longevity: Sustainable products often last longer, cutting down on consumption and landfill waste.
What to Look for in Eco-Friendly Sweatpants For Women
Looking to cozy up in a new sustainable lounge set? When shopping for sustainable sweatpants, consider:
- Materials: Look for organic natural materials like cotton, tencel, wool, and cashmere. Avoid plastic-based materials like virgin polyester and nylon that are sourced from fossil fuels. Some sustainable brands will use recycled polyester or nylon.
- Cost: When a price is too good to be true, that’s because it usually is. Fast fashion brands are able to drive down prices because of cheap materials (often plastic-based), cheap labor, and little regulations about chemicals and pollution.
- Quality: Shop within your budget and buy less. Shop quality items you’ll wear again and again.
- Fit: Comfort is key. Ensure they fit well and allow freedom of movement.
- Brand values: Research brands to learn more about their commitment to sustainability. Read their sustainability or impact report. Check to see if they list their factories or have certifications.
Amour Vert: Effortless Style Meets Sustainable Practices

Amour Vert Veronique Chunky Half Zip Pullover Sweater is made from 50% RWS wool, 31% recycled nylon, 19% alpaca and is ethically made in China. $225 (Sale $112)
Amour Vert’s Commitment to Sustainability
Amour Vert emphasizes eco-friendly practices. They plant a tree for every item sold and focus on using non-toxic dyes and high-quality certified natural or recycled materials. Their sweaters are both stylish and soft to the touch.
Top Amour Vert Sweater Picks: Style and Functionality
Some popular sweaters by Amour Vert include:
- Pearl Cashmere Sweater: Made from 100% recycled cashmere, this crewneck is perfect for lounging or dressing up for a luxe look.
- Madella Pom Pom Organic Cotton Sweater: This is another classic crewneck with a relaxed fit crafted from 100% organic cotton.
- Pauline Wool Cashmere Sweater Coat: Made from 90% wool and 10% of cashmere, this is a great piece to wear as a cozy coat to snuggle up with on cold nights.
Styling Amour Vert Sweaters: Versatile Outfit Ideas
Pair Amour Vert sweaters with:
- A simple tee for an effortless look.
- A denim jacket to add some edge.
- Sneakers or slip-ons for a casual vibe.
Kotn: Organic Comfort Redefined

Kotn Women’s Essential Sweatpant is made from 100% BCI cotton fleece and has a heavily brushed interior for extra coziness. Ethically made in Portugal. $80
Kotn’s Ethical Sourcing and Production
Kotn is a certified B Corp brand that creates high-quality clothes with a purpose. They source their cotton directly from farmers in Egypt, ensuring fair wages and sustainable practices. Stock up on basics like classic sweatpants, cropped sweatshirts, and other loungewear.
Standout Kotn Sweatpants: Quality and Design
Kotn sweatpants for women are known for:
- Softness: Made from 100% Egyptian cotton.
- Durability: Designed to withstand regular wear.
Caring for Your Kotn Sweatpants: Longevity and Sustainability
To keep your Kotn sweatpants in excellent shape:
- Wash in cold water.
- Avoid fabric softeners.
- Hang dry to maintain their quality.
Organic Basics: Minimalist Design, Maximum Comfort

Core Sleep Poplin Pants are made from 97% GOTS-certified organic cotton. Ethically made in India. $67
Organic Basics’ Focus on Transparency and Traceability
Organic Basics is dedicated to making fashion transparent. They provide clear information about sourcing and production to share the CO2 emissions of each process ensuring customers know the impact of the clothes they’re buying.
Best Organic Basics Loungewear for Everyday Wear
The top picks include:
- Everyday Stirrup Leggings: An everyday classic made from organic cotton and Tencel with a carbon footprint of 2.87 kg of CO2.
- Lounge Soft Knit Rib High-Rise Flare Pants: Perfect for cozy days at home, these pants have an elevated sense of style with a slight flare. Made from organic cotton and recycled nylon.
- Lounge Sweatpants: Made from 90% organic cotton and recycled polyester, these sweats have the perfect baggie fit to enjoy long days at home.
Mixing and Matching Organic Basics: Building a Capsule Wardrobe
Create versatile outfits with Organic Basics by:
- Pairing sweatpants with their organic tees.
- Add a simple cardigan for warmth.
- Using neutral colors to match easily.
Reformation: Sustainable Style with a Modern Edge

Grace Cropped Vintage Oversized Crewneck Sweatshirt is a heavyweight, fleece knit fabric made from 100% Organically Grown Cotton. $98
Reformation’s Innovative Approach to Sustainable Fashion
Reformation is known for its trendy styles and dedication to sustainability. They’re committed to using recycled fabrics and focus on reducing their carbon footprint. Read their goals in their sustainability report here.
Reformation’s Selection: Unique Styles. Organic & Recycled Fabrics
Top cozy picks from Reformation:
- Austin Zip-Up Hoodie: For a relaxed, stylish cropped fit choose this style made from 100% organic cotton.
- Grace Cropped Vintage Oversized Crewneck Sweatshirt: This is another 100% organic cotton cropped hoodie perfect to pair with high-waisted pants or jeans.
- Kira Wide Leg Sweatpant: The cozy everyday sweatpant is elevated with a wide leg that makes it worthy of dressing up.
Styling Reformation Sweatpants: From Casual to Chic
Reformation sweatpants can be styled with:
- A fitted top for a balanced silhouette.
- Statement accessories for a polished look.
- Chunky boots to complete the outfit.
Sustainable sweatpants offer comfort without compromising values. By choosing these products, you support a healthier planet and ethical practices.
Investing in sustainable fashion means fewer trips to the store and better quality products. Longer-lasting materials lead to less waste over time. Even choosing an item like sweatpants for women from brands dedicated to sustainability is a smart move for both comfort and the future of our planet. Embrace this change and enhance your wardrobe with styles that resonate with your values.