The Nike InfinityRN 4 represents an overhaul to the Nike Infinity React 3.

The new version comes with both a wider base for stability and a wider fit to accommodate runners with wider feet. and also packs in Nike’s new responsive React X foam for a smooth ride that will take you through however many miles you can throw at it. If you’re looking for a well cushioned shoe to keep you feeling good on easy runs. the Nike InfinityRN 4 is a worthy option.

WHY PACERS CARRIES THESE SHOES:

The Nike InfinityRN 4 is a running shoe built to keep your legs fresh so you can chase your goals day after day. This daily trainer comes with a stable ride and supportive cushioning. to give your foot the structure it needs. This highly cushioned and durable running shoe is perfect for beginner runners or anyone looking for a workhorse shoe for runs at easy paces.

WHAT’S NEW:

The first overhaul of Nike’s Infinity React line. the InfinityRN 4 takes what most runners liked about previous version of the shoe and turns them up a notch.

The new ReactX foam gives 13% more energy return with a 43% smaller carbon footprint than React foam. The Flyknit upper is even more structured and supportive than previous versions. and the InfinityRN 4’s new internal Flyknit fit band provides a secure fit around the midfoot. A wider toe box should fit many more feet than previous iterations as well.

WHO THESE SHOES ARE FOR:

• Runners of all abilities looking for a soft cushioned running shoe for easy runs.

• New runners looking for a well-cushioned shoe.

• Water-repellent liner – reinforced liner at the toes keeps your feet dry in wet conditions.

• Waffle outsole – improves traction and increases durability.

WHAT’S IN THESE SHOES:

• ReactX – New foam gives 13% more energy return than Nike React foam with a 43% lower carbon footprint.

• Flyknit – new knit upper offers superior support and breathability.

• Water-repellent liner – reinforced liner at the toes keeps your feet dry in wet conditions.

• Waffle outsole – improves traction and increases durability.

HOW THEY FIT:

• SIZE: Snug (many runners may want to order a half size up)

• HEEL: Locked in (padded heel collar and tongue provide a secure fit)

• MIDFOOT: Moderate (standard size accommodates most feet)

• FOREFOOT: Wide (most runners will have plenty of wiggle room)

HOW THEY COMPARE TO OTHER SHOES:

• CUSHION: The Nike InfinityRN 4 has a high level of soft cushion. For even more cushion. we recommend the Nike Invincible Run 3. For a lighter and more responsive ride. we recommend the Nike Pegasus 40.

• PRONATION: The Nike InfinityRN 4 is a neutral shoe with some stability features like a wider base and foam side walls. For a more neutral Nike shoe. we recommend the Nike Invincible Run 3.

• SPEED: The Nike InfinityRN 4 is too soft and heavy to really go fast. For workouts and races we recommend the Nike Zoom Fly 5 or the Nike ZoomX Vaporfly 3.

• OTHER BRANDS: Shoes from other brands similar to the Nike InfinityRN 4 include Saucony Endorphin Shift 3. Hoka Arahi 6. and Altra Paradigm 7.

SPECS:

• Weight: Women’s 9.9 oz.| Men’s 12.5 oz.
• Offset: Women’s 9 mm | Men’s 9 mm