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GGR Score: 4.2
Product Highlights
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Set comes with 2 SmartCuffs, carrying case, and USB-C charging block and cable,
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Uses proprietary technology to customize BFR
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Safety measures in place to avoid overinflation
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5x the battery life of similar models
In-Depth Review
SmartCuffs 4.0 Review (2025): Boost Your Gains With Innovative Blood Flow Restriction Tech
Author: Pete Natasi, CNC, CPT
Interested in blood flow restriction training? Check out our expert SmartCuffs 4.0 review to learn more about how smart tech can make BFR nearly effortless.
Read the full review.
Pros & Cons
Pros
- Fast charging and easy to connect to Bluetooth
- Great for rehabilitation and beginner to advanced BFR training
- 4 sizes to choose from
- Internal stiffener to prevent cuff slippage
Cons
- Expensive
- 1-year warranty and 14-day return window
- Not suitable for HIIT or CrossFit-style training
Specs
| Sizes | XS-XL |
|---|---|
| Price | $499 (1 pair) $899 (2 pairs) |
| Material | Natural rubber latex with an inside antimicrobial neoprene cover, Velcro strap |
| Connectivity | Bluetooth; connects to SmartCuffs app, available on the Apple App Store and Google Play |
Product Summary
SmartCuffs 4.0 allows you to customize your blood flow restriction (BFR) training using three distinct modes that elevate your workout without overinflating. The SmartCuffs have Bluetooth connectivity and reach a full charge in as little as 30 minutes. They also come in various sizes and feature a pre-curled internal stiffener to prevent cuff slippage and maintain comfort.