Lisslune | Intelligent Breathing Trainer for Respiratory Muscle Training - BreathBoost
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30-Day Return Policy
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50% OFF
New Women's Body Measurements Size Chart
All measurements in cm.
| EU Size | Size (EU) | UK Size | Bust (cm) | Waist (cm) | Hips (cm) | Shoulder (cm) |
|---|---|---|---|---|---|---|
| 32 | XXS | 4 | 75–80 | 56–61 | 81–86 | 36.5 |
| 34 | XS | 6 | 81–87 | 62–67 | 87–92 | 37.25 |
| 36 | S | 8 | 88–93 | 68–73 | 93–99 | 38 |
| 38 | M | 10 | 94–101 | 74–83 | 100–109 | 38.75 |
| 40 | L | 12 | 102–109 | 84–94 | 110–119 | 39.5 |
| 42 | XL | 14 | 110–119 | 95–105 | 120–129 | 40.3 |
| 44 | XXL | 16 | 120–129 | 106–117 | 130–139 | 42.5 |
| 46 | 3XL | 18 | 130–139 | 118–129 | 140–149 | 43 |
New Men's Body Measurements Size Chart
All measurements in cm.
| EU Size | Size (EU) | UK Size | Chest (cm) | Waist (cm) | Hips (cm) | Shoulder (cm) |
|---|---|---|---|---|---|---|
| 46 | S | 36 | 93–97 | 81–87 | 92–97 | 42.3 |
| 48 | M | 38 | 98–102 | 82–88 | 98–104 | 44.3 |
| 50 | L | 40 | 103–111 | 89–99 | 105–110 | 46.3 |
| 52 | XL | 42 | 112–121 | 100–110 | 111–116 | 47.3 |
| 54 | XXL | 44 | 122–131 | 111–121 | 117–124 | 48.3 |
| 56 | 3XL | 46 | 132–141 | 122–123 | 125–132 | 49.3 |
Introducing our BreathBoost Smart Breathing Trainer, crafted to enhance your respiratory muscles and expand your lung capacity. Whether you're an athlete, someone facing breathing challenges, or simply aiming to improve your health and fitness, this device is perfect for you. Just a few minutes of daily training can significantly boost your endurance, optimize your breathing efficiency, and improve your overall health.
Why is our BreathBoost the right choice?
- Targeted Muscle Development: Enhances the strength of your respiratory muscles and boosts your lung capacity.
- Elevated Performance: Excellent for athletes seeking to enhance their endurance levels.
- User-Friendly: Simple to operate with adjustable resistance settings.
- Lightweight and Portable: Ideal for use at home, in the gym, or while traveling.
- Health-Beneficial: Suitable for individuals with respiratory issues like asthma or COPD.

Technical Details:
- Construction: Made from robust ABS plastic
- Adjustable Resistance: Allows for progressive training adjustments
- Size: Compact and lightweight design
- Recommended Usage: For daily use, suggested training duration: 5–10 minutes daily
- Additional Features: Comes with an optional app to monitor your progress
Included in the Package:
- 1x BreathBoost Smart Breathing Trainer
- 1x Charging Cable
- 1x Storage Box
- 1x User Manual
Enhance your breathing and elevate your performance – experience the BreathBoost difference!
If you have any questions about our products or your order, please send an email to support@lisslune.com. Our customer service team typically responds quickly!
Returns to Canada
All returns must be sent to our warehouse in Canada:
Warehouse Dock 51400 Parkhurst Square #1
Brampton, ON L6T 5H5
Canada
Please note: We do NOT offer free returns on this product
You must return this product to the original seller at your own expense.