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Lifestyle support for fertility
Heat is the quiet problem most men overlook
Sperm develop best a few degrees below body temperature. Tight, synthetic underwear traps heat against the testes and pushes that temperature up, and warmer conditions are linked to lower sperm count, motility and quality. It is one of the few fertility factors you can change the moment you get dressed.
These breathable organic cotton boxers are built around that simple idea: keep things cool, comfortable and consistent. A three-pack made for men who want to support fertility without thinking about it every day.
Free UK deliveryOn every order, any price
90-day guaranteeMoney-back promise
Dispatched in 24hUK formulated brand
Why the fabric matters
Small change, real reasoning
01
Breathable by design
100% organic cotton lets air circulate and heat escape, where synthetic fabrics trap both against the body.
02
Comfortable everyday fit
A supportive, relaxed cut in a simple, timeless design, soft enough to wear every day of the protocol.
03
Gentle and sustainable
Soft on skin to reduce irritation, made from durable, eco-friendly cotton and supplied as a three-pack.
The evidence
Why heat is worth taking seriously
Sperm develop best a few degrees below body temperature, so even a small, sustained rise works against them. Research found sperm concentration fell by around 40% for every 1°C rise in scrotal temperature. Tight, synthetic underwear is one of the everyday causes you can fix without thinking about it.
Hjollund et al., diurnal scrotal temperature and semen quality, 2002.
Across your 90 days
How it fits the routine
Put the three-pack in your drawer and wear them as your everyday underwear, every day through the 90-day window. No routine to remember. The supplement does the heavy lifting; the boxers cover one lifestyle factor with zero effort.
Sizing
- Medium
- Fits a 30-34 in waist (81-86 cm)
- Large
- Fits a 36-38 in waist (91-97 cm)
- Pack
- Three pairs of organic cotton boxers
Questions
What sizes do they come in?
Two sizes. Medium fits a 30-34 in waist (81-86 cm). Large fits a 36-38 in waist (91-97 cm). Between sizes? Size up for a looser, cooler fit.
Are they actually organic?
Yes, made from 100% organic cotton, a breathable and more sustainable choice than conventional fabric.
How many pairs in a pack?
Three pairs per pack, so you can wear breathable cotton every day of the protocol.
Better value together
Part of the Complete Fertility Bundle
These boxers are one part of the full 90-day system built around the Male Fertility Complex. Buying the bundle costs less than the parts.
- Male Fertility Complex, 3-month supply
- Organic cotton boxers, EMF mat, blue light glasses
- BPA-free stainless steel bottle
- Lifestyle and nutrition guides