Search query: 3 inch foam roller for physical therapy & exercise

Product: Amazon Basics High-Density Round Foam Roller for Exercise and Recovery - 36-inch, Purple Speckled
Brand: Amazon Basics
Color: Purple Speckled
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High-density foam roller with molded edges
Ideal for balance, strengthening, flexibility, and rehab exercises
Made in the USA from molded polypropylene to maintain firmness
Lightweight, easy to clean and transport
Measures approximately 36 x 6 x 6 inches (L x W x H)

Product: Uboway Electric Vibrating Foam Roller 4 Speed Rechargeable High Density Massager for Exercise, Yoga, Trigger Point, Cycling, Running, Stretching, Muscle Therapy
Brand: Uboway
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The revolutionary Uboway Vibrating Foam Roller is the new best friend of fitness enthusiasts.
With the most advanced technology, state of the art craftsmanship and Eco-friendly materials, this must-have sports accessory delivers the highest penetration muscle relief beyond your imagination.

It is the best gym accessory to take along because it helps you:
✔ Warm up faster
✔ Keep muscles loose and flexible
✔ Faster muscle gains
✔ Perform at your best
✔ Increase resilience
✔ Flush away lactic acid
✔ Get rapid training recovery
✔ Save money on physio visits

The Uboway Vibrating Electric Foam Roller is the ultimate solution to:
End Next-Day Soreness
Reduce muscular pain
Release knots and tension
Stop DOMS in its tracks
Increase blood flow
Improve circulation
Heal injuries quicker

Specification
Dimensions: 6 x 12inch, 150 x 310mm
Weight: 1.64lbs, 746g
Bear weight: 330lbs, 150kg
Battery: 2000mAh
Adaptor: 9VDC 1000mA
Repeated charge times: More than 350 times
Charge time: About 3h
Vibrational Frequency (R/Min): 2300/Min, 2700/Min, 3100/Min, 3700/Min

Package includes:
1 x Yoga foam roller
1 x Adaptor
1 x User manual

Note: Before using this product, please read the instruction completely and save it.
★HIGH INTENSITY VIBRATION - Vibration enhances the effectiveness a foam roller has on your muscles. Its powerful motor delivers high-penetration relief and helps roll out tightness better than basic foam rolling.
★MATERIAL - The roller’s outer shell is made of eco-friendly poly-propylene plastic and has been air injected for maximum vibration to roll out your body. The simple grooved design provides an even deeper roll.
★4 SPEED SETTINGS - Low/Medium/High Speed Levels plus a rhythmic pattern Auto Speed Level for effortless muscle relaxation. Ideal for warming up, circulation improvement especially after weightlifting, yoga.
★12” SIZE ROLLER - Easier to carry and use. Shorter and smart, ultra portable. Enjoy your personal massage therapist anytime, anywhere. It could be your best partner when you work out.
★RECHARGEABLE BATTERY - The roller can give 3 hours of use per charge and can be recharged more than 350 times whole life time.