The Earth Day promotion offers Buy 2 Get 1 FREE across our Ultimate™, Stretch™ and Swimwear ranges. Add any 3 items from the Earth Day Collection to your basket and get the cheapest one free.

The promotion runs from 22nd April at 9:00 AM until Wednesday, 29th April 2026 at 10:00 AM.

No code is required. The discount is automatically applied at checkout.

Unfortunately, no. This promotion cannot be used alongside any other discounts or offers.

No, the promotion applies only to Ultimate™, Stretch™, and Swimwear products included in the Earth Day collection and excludes school sets and bundles.

Items purchased in this promotion can be returned or exchanged. If you want a refund, you must return all items, INCLUDING the free pair you received during the promotion. Please read our returns and exchanges policy.

Due to high demand, there may be a slight delay in shipping, but all orders will be fully tracked to ensure safe delivery.

We offer free delivery to the UK and also tracked services: 

Royal Mail 2nd Class is 2-5 working days (Can take up to 10 working days)

Royal Mail 1st Class - aims to deliver in 1-2 days 

Royal Mail Next Day Guaranteed -Guaranteed next-day delivery (Monday to Friday).

Orders must be placed by 2 pm (Mon–Thurs).

Not dispatched on weekends or Bank Holidays.

Includes tracking and delivery preferences.

Yes, the discount applies to every eligible product in your order. As long as you add 3 items from the Earth Day collection, you will get the cheapest one free.

Yes, the discount will automatically appear in your cart during the promotion period.

Please ensure the promotion is active (22nd April 9:00 AM – Wednesday, 29th April 10:00 AM) and that you’re purchasing an eligible product. If the discount still doesn’t appear, contact our support team at hello@wuka.co.uk for assistance.

No, WUKA period pants are engineered to stay fresh and odour-free. Unpleasant odours only occur when moisture is trapped in warm, low-airflow conditions where bacteria thrive. WUKA uses breathable, moisture-wicking fabrics like Tencel™ and organic cotton that allow air to circulate, naturally preventing bacterial growth without using harsh antimicrobial chemicals or silver.

No, WUKA period pants are engineered to stay fresh and odour-free. Unpleasant odours only occur when moisture is trapped in warm, low-airflow conditions where bacteria thrive. WUKA uses breathable, moisture-wicking fabrics like Tencel™ and organic cotton that allow air to circulate, naturally preventing bacterial growth without using harsh antimicrobial chemicals or silver.

No, WUKA pants are designed to feel dry against your skin. A moisture-wicking top layer quickly draws fluid away from the surface and into the absorbent core. Because menstrual blood leaves the body at body temperature, it is absorbed rapidly, while our breathable fabrics help regulate temperature to maintain a dry, comfortable feel.

WUKA period pants use a multi-layer system to absorb flow through capillary action. Fluid is drawn through a moisture-wicking top layer into a porous middle core that spreads the liquid to maximise storage. A breathable, leak-proof barrier then prevents any seepage onto your clothes, keeping you protected and dry for up to 12 hours.

Biologically, your flow does not change, but it often feels lighter and more manageable. Traditional disposables can cause irritation and sweating, whereas WUKA’s breathable fabrics provide a calmer experience. Because the high-capacity core allows for fewer changes throughout the day, your period becomes a less intrusive part of your daily routine.

While period pants do not directly reduce uterine contractions, they significantly improve overall comfort. Our soft, non-restrictive materials prevent the chafing and "tight-waistband" discomfort often associated with disposables. For active pain relief, we recommend external heat therapy; WUKA offers wearable hot water bottles and heat patches to help relax muscles and soothe cramps.

The "magic" is in the specialised three-layer gusset. It features a soft, breathable top layer that sits against your skin, a middle absorbent core that locks in up to 2–3 tampons' worth of flow (approx. 15ml), and a water-repellent (aquaphobic) outer fabric. This technical outer layer prevents pool or sea water from entering the gusset, ensuring the absorbent core only catches your period.

It is highly unlikely. While you are swimming, natural water pressure (buoyancy) helps keep your flow from exiting the body. The real protection happens when you leave the water: as gravity takes over, the leak-proof layers immediately absorb and secure your flow so it won't leak down your leg or onto your towel. For total peace of mind, it is recommended for light-to-medium flow days, or as a backup to a menstrual cup on heavy days.

No. Unlike standard period pants, WUKA swimwear is designed with an ultra-thin, discreet gusset that looks and feels just like regular swimwear. The materials are engineered for high performance and low resistance in the water, ensuring the absorbent liner stays streamlined and does not swell or "sag" while you swim.