To find your perfect fit, measure your waist and hips, then match the measurements to our size chart. For additional guidance, refer to the sizing guide available on the product page. If you're between sizes, we recommend choosing the larger size for added comfort.

Our underwear offers a comfortable fit that is true to size and designed to move with you throughout the day. Made with premium Bamboo Lyocell, the fabric feels incredibly soft against your skin while providing excellent breathability.

Yes, our underwear is made with soft, breathable materials that are gentle on sensitive skin, free from harsh chemicals or irritants.

• Machine wash on a gentle cycle using cold or warm water (max 40 degrees Celcius)
• Use mild detergent
• Avoid bleach or fabric softeners
• Tumble dry on low or hang to dry
• Do not iron

Bamboo Lyocell is naturally more absorbent than traditional fabrics like cotton, which makes it great for moisture wicking and breathability. Since it holds more moisture, it may take a bit longer to dry, but this is a sign of its superior softness and comfort.

Yes, our high-quality fabric is exceptionally durable and retains its shape far better than cotton or other traditional fabrics, even after numerous washes. Its superior stretch and resilience ensure long lasting comfort and performance.

Yes, the waistband is thoughtfully designed with a soft, stretchy, covered layer to ensure that your skin is only in contact with the smooth outer fabric. It stays securely in place and provides all-day comfort without digging into your skin.

Global sperm counts have dropped by over 50% in the last 50 years, and 1 in 6 couples experience infertility. Invisible threats like hormone-disrupting chemicals (EDCs) further jeopardize reproductive health, making proactive care essential.

Our Bamboo Lyocell fabric regulates heat, promotes better circulation, and is free of harmful toxins. It’s hypoallergenic, breathable, and moisture wicking - all key features for optimizing fertility and comfort.

Mr. Fertyl is designed with fertility in mind, using Oeko-Tex® certified materials that are safe for sensitive skin. Our scientifically backed design minimizes heat and maximizes breathability, aligning with expert fertility research.

While no product can guarantee conception, our fertility-focused design helps reduce factors that may negatively impact sperm health, supporting your journey to better reproductive wellness.

Our underwear is ideal for men prioritizing reproductive health, especially those trying to conceive or seeking to maintain optimal fertility through toxin free, breathable comfort.

At Mr. Fertyl, sustainability is at the core of everything we do. Our products are crafted using Bamboo Lyocell, a fabric made in a closed-loop process that recovers 99% of water and solvents. This process drastically reduces waste and environmental impact. We prioritize responsibly sourced materials, efficient production, and eco-friendly packaging to minimize our carbon footprint and preserve natural resources.

Bamboo Lyocell is an eco-friendly fabric made using a closed-loop process:

• Requires significantly less water and energy compared to cotton.
• Uses zero pesticides, fertilizers, or insecticides during cultivation.
• Promotes soil regeneration and prevents deforestation.
• Absorbs 35% more carbon dioxide than trees while releasing oxygen into the atmosphere.

By choosing Bamboo Lyocell, you're supporting a cleaner, greener future.

When you choose our bamboo underwear, you’re making a positive impact:

• Conserving Water: Supporting a fabric that uses significantly less water than traditional materials.
• Reducing Carbon Footprint: Choosing a production process designed to minimize emissions and environmental harm.
• Protecting Ecosystems: Avoiding the use of harmful chemicals that damage soil and ecosystems.
• Promoting Energy Efficiency: Opting for a sustainable option that requires less energy to produce.

Feel good knowing your choice combines comfort, sustainability, and care for the planet.

Traditional cotton farming is resource intensive and harmful to the environment, involving:

• High water consumption (2,700 liters for one T-shirt).
• Extensive pesticide use, with 16% of global insecticides used for cotton farming.
• Significant soil degradation and deforestation.
  

In contrast, Bamboo Lyocell uses a closed-loop production process, conserving water and energy while being free from harmful chemicals.

We take several measures to ensure eco-friendly practices:

• Using bamboo grown naturally without pesticides or fertilizers.
• Employing energy efficient manufacturing methods with minimal waste.
• Committing to sustainable packaging materials to reduce plastic waste.
• Supporting biodiversity by avoiding deforestation and promoting soil health.

Yes. Bamboo Lyocell is toxin free and safe for your skin and fertility. Its closed-loop production process ensures no harmful chemicals are released into the environment, making it a safe and sustainable choice for you and the planet.

Yes, we partner with manufacturers who are Oeko-Tex® certified and uphold rigorous environmental safety standards. Our certifications reflect our commitment to sustainability, including processes that comply with eco-friendly guidelines for water & energy use, chemical management, and ethical sourcing.

Mr. Fertyl underwear is crafted with ultra soft Bamboo Lyocell fabric that feels smooth against the skin and provides excellent breathability. The material wicks moisture, keeping you cool and dry all day long, while the covered elastic waistband ensures a gentle, secure fit without digging into your skin.

Thoughtful design features like flat seams, tagless labels, and a lightweight, adaptive stretch ensure maximum comfort. Whether lounging at home or on the go, Mr. Fertyl underwear moves with your body and maintains its fit throughout the day.

The premium Bamboo Lyocell fabric delivers an unparalleled soft texture, while our precision tailoring and attention to detail elevate the overall experience. From the soft touch waistband to the refined finish, every aspect exudes luxury.

Yes, Bamboo Lyocell is naturally durable and retains its softness wash after wash. Proper care, such as washing with gentle detergents in cool water and avoiding high heat, ensures long lasting comfort.

We accept major credit cards, PayPal, and other secure payment methods listed at checkout. All transactions are encrypted for your safety.

We process orders quickly, but if you need to make changes or cancel, contact our support team within 1 hour of purchase. We'll do our best to accommodate your request.

Not yet, but we’re working on it. Stay tuned as we plan to offer international shipping in the near future.

Orders typically ship within 1-2 business days. Delivery times depend on your location and selected shipping method, with most U.S. orders arriving within 3-7 business days.

You'll receive a tracking number via email once your order ships. Use this number to monitor your shipment's progress online.

If your package doesn't arrive within the expected timeframe, contact our support team. We’ll work with the carrier to locate your package or provide a resolution.

We offer a hassle-free 30-day return policy on unworn and unwashed items in their original packaging. For exchanges, contact our support team for assistance.

To initiate a self-serve return, please log in to your customer account. Click Here To Access Your Account Portal.

We offer free shipping on U.S. orders over $120. Additional details can be found on our Shipping Policy page.