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Best period products for your daughter's summer

Building her summer period kit

Two teenage girls in swimwear running through the sea at the beach, splashing water around them.
Periods & hormones

Updated July 17, 2026

Medically reviewed by Dr. Katie Knight

In short

A summer period kit for your daughter should include swim-safe products, spare pants, and teen-friendly options like Lil-Lets' petite, fragrance-free teen range.

Packing it once means she's ready for every pool day, sleepover and beach trip without any worries.

This article features products from our partner Lil-Lets.

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Can my daughter swim on her period this summer?

Yes. The only thing that needs to change is the product she's wearing, not the plans.

Pads sit outside the body and soak up whatever they touch, which in a pool or the sea means water rather than blood. 

That's why they're not designed for swimming. 

Tampons, menstrual cups and period swimwear work differently: tampons and cups sit inside the body, so water doesn't get in the way, and period swimwear has a built-in absorbent layer that does the job of a pad without needing dry conditions.

It's also worth knowing that swimming can ease cramps, and water pressure can sometimes make the flow feel lighter while she's in the pool. 

That's a temporary effect, not the period actually stopping.

What should go in my daughter's summer period kit?

A few swim-ready products, plus the everyday backups she'd want anyway.

A simple kit for the pool, beach or a friend's garden might include:

  • A tampon or two she's comfortable inserting, for swimming days
  • Petite, fragrance-free pads for before and after swimming
  • A spare pair of pants or bikini bottoms
  • Wet wipes and a small waterproof bag for anything used or wet
  • A change of clothes if she's out for the day

If she hasn't started her period yet but a summer camp or pool party is coming up, it's worth packing a first period kit regardless, just in case.

For the products themselves, the Lil-Lets Teens Starter Pack is a good place to start. 

It bundles petite pads, panty liners and a small selection of tampons together, so she can try a few things without any pressure to pick "the right one" straight away.

For everyday wear around swimming, Lil-Lets Petite unscented pads and Lil-Lets teens SmartFit pads with wings are both shorter and narrower than adult pads, so they sit more comfortably under swimwear or shorts. 

For sleepovers or the morning after a late pool party, Lil-Lets teens night pads offer extra coverage for overnight or heavier flow days.

Why does the Lil-Lets teen range suit her first periods and swimming?

Because it's built for a smaller, younger body even though it’s just as absorbent.

Lil-Lets teen pads are shorter and narrower than standard pads, which makes them feel less bulky under swimwear or school uniform. 

They're also fragrance-free, which matters because scented products can irritate skin that's still getting used to periods.

The starter pack adds a "becoming a teen" booklet alongside the products, so it works as much as an introduction to periods as it does a supply of pads and tampons. 

luna hears from parents a lot that the hardest part isn't finding a product, it's knowing where to even start. 

A ready-made kit takes that stress away.

How can my daughter stop leaks and stains at the pool or beach?

She should change her products regularly and keep spares close by.

A few practical habits help:

  • Change a tampon or pad every 4 to 6 hours or when full, whichever comes first
  • Take a tampon out as soon as she's finished swimming for the day or every 2 hours, whichever comes first
  • Pack a dark towel or sarong to sit on, just in case
  • Keep a spare swimsuit bottom in her bag

If she'd rather not use an internal product yet, period swimwear is a good alternative that still lets her get in the water without worrying about leaks.

Is it safe for my daughter to wear tampons all day at the beach?

Yes, as long as she changes it regularly or after swimming, and uses the lowest absorbency she needs.

Toxic shock syndrome (TSS) is a rare but serious infection linked to leaving a tampon in too long or using one that's more absorbent than her flow needs.

The safest approach is the lowest absorbency that works, changed every 4 to 6 hours, alternating with a pad on lighter days. 

If she develops a high temperature, flu-like symptoms or a rash that feels like sandpaper, take the tampon out and get medical advice straight away.

FAQs

Can she use a tampon for the first time on holiday?

It's totally fine, but it might be easier to practise once or twice before you go, so she's not learning something new under pressure and in an unfamiliar environment. 

A lite or regular non-applicator tampon, like the ones in the Lil-Lets starter pack, is a good place to start.

What if she isn't ready to use tampons yet?

That's completely fine. 

Period swimwear or a menstrual cup are both alternatives that don't rely on tampons, and pads still work perfectly well for every part of the day that isn't spent in the water.

Do pads work at all in the pool or sea?

Not really. 

Pads are designed to stay dry and absorb blood, so submerging one in water stops it working properly and it can feel heavy and uncomfortable. 

They're best kept for before and after swimming.

How many spare products should I pack?

A couple more than she thinks she'll need is a reasonable rule of thumb, especially on a long day out. 

It’s also just good to have extras for her peace of mind.

What if her first period starts while you're away this summer?

It happens more often than parents expect. 

Keeping a first period kit in a beach bag or suitcase means she's covered even if it catches you both by surprise or buying her the Lil-Lets starter pack is a good idea before you go.

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How we created this article:

luna's team of experts comprises GPs, Dermatologists, Safeguarding Leads and Junior Doctors as well as Medical Students with specialised interests in paediatric care, mental health and gynaecology. All articles are created by experts, and reviewed by a member of luna's senior review team.

Sources:

NHS "Periods" | Accessed 17.07.26

https://www.nhs.uk/conditions/periods/

NHS "Starting your periods" | Accessed 17.07.26

https://www.nhs.uk/conditions/periods/starting-periods/

NHS "Toxic shock syndrome" | Accessed 17.07.26

https://www.nhs.uk/conditions/toxic-shock-syndrome/

Brook "Period products" | Accessed 17.07.26

https://www.brook.org.uk/your-life/period-products/

Hertfordshire and West Essex Healthier Together "Periods and menstrual cycle" | Accessed 17.07.26

https://www.hwehealthiertogether.nhs.uk/health-for-young-people/sexual-health/periods-and-menstrual-cycle

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