How long does delivery take?

We deliver to all UK addresses. Orders are typically dispatched within 1 working day and arrive within 4–5 working days. You'll receive a tracking link by email once your order has been sent.

Yes, we offer free shipping on every order to mainland UK. No minimum spend, no hidden fees.

What is your returns policy?

We accept returns within 30 days of delivery. Items must be unworn and in their original condition. Simply contact us and we'll arrange the return by post. Refunds are processed within 7 working days of receiving the item back.

How do I know what size to order?

Our clothing is sized by age and generally runs true to size. If your child is between sizes we recommend sizing up for a more comfortable fit. Each product page includes specific size guidance where available.

What if my item arrives damaged or incorrect?

We're sorry if this happens. Please contact us within 48 hours of delivery with a photo of the item and we'll send a replacement or issue a full refund straight away, no quibble.

1 8

Join thousands of customers who've already shopped with us

Lung Fitness Breathing Trainer

Name: Lung Fitness Breathing Trainer
Brand: Flare Shack
SKU: 45792897204268
Price: 24.97 GBP
Availability: InStock
Rating: 4.9 (247 reviews)

Fantastic – 4.9/5 (247 reviews)

£24.97 GBP

~~£49.99 GBP~~ £24.97 GBP

50% OFF Sold out

Tax included. Free Shipping

Friendly Customer Support
Easy 30-Day Returns
Secure Payment at Checkout

Ships Within 1-2 Days

"My order arrived faster than expected and the quality was fantastic 😍 It was such a delight to open! I will definitely be back for more."
Laura

Lung Fitness Breathing Trainer

Struggling to maintain stamina during intense workouts? Our Lung Fitness Breathing Trainer acts like a personal gym for your respiratory muscles, strengthening them with each breath. In weeks, you'll crush workouts with more stamina and less breathlessness—just like the pros.

The trainer creates precise respiratory resistance through its innovative rotating valve system. As you breathe against this controlled resistance, your respiratory muscles grow stronger with each session. The three-dimensional oval design ensures optimal airflow and training efficiency.

Crafted with medical-grade silicone and premium ABEC-9 bearings for maximum durability. The ergonomic bite design features soft, elastic material that perfectly conforms to your mouth shape. Our anti-slip technology ensures secure positioning during intense movements.

It gets better! The compact 4"x2.5"x1.25" design includes quick-disassembly components for easy cleaning and maintenance. Perfect for various activities from swimming to martial arts training. Plus, each unit comes individually packaged for optimal hygiene and safety.

ADVANCED RESPIRATORY RESISTANCE: Rotating valve mechanism with multi-level resistance settings helps progressively strengthen breathing muscles for enhanced stamina.
MEDICAL-GRADE CONSTRUCTION: Premium food-grade silicone and ABS plastic with ABEC-9 bearings ensure safe, durable performance.
ERGONOMIC COMFORT DESIGN: Three-dimensional oval shape with soft, elastic mouthpiece naturally conforms for comfortable extended training.
COMPACT TRAVEL-READY BUILD: Lightweight design measuring 4"x2.5"x1.25" fits any workout bag for training anywhere.
QUICK-CLEAN HYGIENE SYSTEM: Simple detachable components and individual packaging ensure maximum cleanliness and sanitary maintenance.
MULTI-SPORT FUNCTIONALITY: Perfect for running, swimming, martial arts, track and field, gymnastics, and various outdoor activities.
ENHANCED MUSCLE TRAINING: Strengthens core respiratory muscles while improving exercise endurance and reducing physical stress levels.
STABILITY-FOCUSED ENGINEERING: Anti-slip exterior texture with balanced weight distribution prevents shifting during intense movement sequences.

LUNG FITNESS BREATHING TRAINER SPECS

Material: Food-grade silicone/ABS
Size: 4" x 2.5" x 1.25"
Weight: Lightweight
Color: Black
Type: Breathing trainer
Design: 3D oval
Bearings: ABEC-9
Construction: Detachable
Mouthpiece: Anti-slip elastic
Resistance: Adjustable
Cleaning: Quick disassembly
Usage: Multi-sport
Package: Individual wrap
Safety: Medical-grade

PACKAGE INCLUDES:

1 x Lung Fitness Breathing Trainer

View full details

So impressed! 😍

I don’t usually leave reviews, but i had such a good experience with Flare Shack i felt like i had to. the items are great quality, shipping was quick, and customer service is super responsive. I don’t usually leave reviews, but i had such a good experience with Flare Shack i felt like i... I don’t usually leave reviews, but i had such a good experience with Flare Shack i felt like i had to. the items are great quality, shipping was quick, and customer service is super responsive.

Kayla Thompson

Great experience!

I've been ordering online for years, and Flare Shack stands out. The quality is amazing, and the service is so friendly and helpful. Definitely coming back for more! I've been ordering online for years, and Flare Shack stands out. The quality is amazing, and the service is... I've been ordering online for years, and Flare Shack stands out. The quality is amazing, and the service is so friendly and helpful. Definitely coming back for more!

Emily Harper

Exactly right

My order was exactly what i hoped for, and the quality is amazing. Sophie was so helpful and made the process even smoother. Highly recommend this store. My order was exactly what i hoped for, and the quality is amazing. Sophie was so helpful and made... My order was exactly what i hoped for, and the quality is amazing. Sophie was so helpful and made the process even smoother. Highly recommend this store.

Sarah Anderson

Smooth process

Ordered a few items, and they all came in perfect condition. Customer service answered my questions quickly, and everything was a smooth process. Would shop here again for sure! Ordered a few items, and they all came in perfect condition. Customer service answered my questions quickly, and everything... Ordered a few items, and they all came in perfect condition. Customer service answered my questions quickly, and everything was a smooth process. Would shop here again for sure!

Hannah Morgan

Hesitant, but wow! 👏

I was a little unsure about buying from a store i hadn’t heard of, but the great reviews convinced me. now i’m the one leaving a review because my experience was so good! I was a little unsure about buying from a store i hadn’t heard of, but the great reviews convinced... I was a little unsure about buying from a store i hadn’t heard of, but the great reviews convinced me. now i’m the one leaving a review because my experience was so good!

Jenna Murphy

Amazing quality!

The quality of the products is incredible for the price. My order arrived faster than i thought it would, and i’m super happy with everything. Flare Shack is my new go-to shop. The quality of the products is incredible for the price. My order arrived faster than i thought it would,... The quality of the products is incredible for the price. My order arrived faster than i thought it would, and i’m super happy with everything. Flare Shack is my new go-to shop.

Olivia Jenkins

Consistently great

I have placed a couple of orders with Flare Shack now, and i’ve been impressed every time. The products look just like the pictures, and the service feels really personal. I have placed a couple of orders with Flare Shack now, and i’ve been impressed every time. The products... I have placed a couple of orders with Flare Shack now, and i’ve been impressed every time. The products look just like the pictures, and the service feels really personal.

Kelsey Chapman

Highly recommend 👍

Flare Shack is honestly one of the best online stores i’ve used. The items are top-notch, shipping is reasonable, and they’re always quick to respond to any questions. Love it! Flare Shack is honestly one of the best online stores i’ve used. The items are top-notch, shipping is reasonable,... Flare Shack is honestly one of the best online stores i’ve used. The items are top-notch, shipping is reasonable, and they’re always quick to respond to any questions. Love it!

Lindsey Hayes

Sophie is the best!

Sophie is amazing! She answered all my questions and kept me updated about my order. My items arrived in perfect condition, and the quality was outstanding. Flare Shack is my new favorite store. Sophie is amazing! She answered all my questions and kept me updated about my order. My items arrived in... Sophie is amazing! She answered all my questions and kept me updated about my order. My items arrived in perfect condition, and the quality was outstanding. Flare Shack is my new favorite store.

Jessica Taylor

Earned my trust

Fast delivery, great products, and super friendly support team. Sophie went above and beyond to help me with my order. It’s so nice to find an online store you can trust. Flare Shack has earned my loyalty! Fast delivery, great products, and super friendly support team. Sophie went above and beyond to help me with my... Fast delivery, great products, and super friendly support team. Sophie went above and beyond to help me with my order. It’s so nice to find an online store you can trust. Flare Shack has earned my loyalty!

Ava Scott