Karhu MEN'S FUSION 4.5 BIT OF BLUE / SKYDIVER
€165,00
SKU_F101018
Cushion
Guidance
Propulsion
Drop 6 mm
Weight 10.7 oz
Weight 302 g
The all-new men’s KARHU Fusion 4.5 Bit of Blue / Skydiver provides a plush and propulsive ride ideal for the neutral runner. A shoe made for tempo runs, training sessions, and workouts. The newest version of the Fusion model is exceptional at seamlessly accelerating the transition from heel to toe-off, ensuring a responsive underfoot experience regardless of pace.
New adjustments to the shoe utilize refined IdealKnit mesh for improved breathability and comfort, with added reflective details for improved visibility. A redesigned tongue that is softer, more accomodating and offers a premium on-feet feel. The incorporation of nitrogen-injected AeroFoam in the midsole provides better rebound and a more cushioned experience for improved comfurt during runs.
The men's KARHU Fusion 4.5 is the ultimate all-in-one shoe for runners seeking a unique blend of comfort, responsiveness, and performance.
Details KARHU Fusion 4.5
- Shortened Fulcrum + Propulsion unit for an efficient stride.
- Nitrogen-infused AeroFoam midsole for improved comfort during runs.
- Updated IdealKnit mesh construction with improved breathability.
-Increased visibility with reflective prints
- M-Lock lacing construction ensures a secure midfoot.
The brand new men’s Fusion 4.5 is the latest version in our Fusion line-up. The shoe remains a plush and propulsive neutral trainer with a familiar streamlined fit that seamlessly accelerates the transition from heel to toe-off.
New adjustments to the shoe utilize refined IdealKnit mesh for improved breathability and comfort, with added reflective details for improved visibility. A redesigned tongue that is softer, more accommodating, and offers a premium on-foot feel. The incorporation of nitrogen-injected AeroFoam in the midsole provides better rebound and a more cushioned experience for improved comfort during runs.
The men's KARHU Fusion 4.5 is the ultimate all-in-one shoe for runners seeking a unique blend of comfort, responsiveness, and performance.
Technologies KARHU Fusion 4.5
- Fulcrum + Propulsion Unit
- IdealKnit
- Nitrogen-infused AeroFoam midsole
- M-Lock lacing system
Weight US10: 302g / 10.7 oz
Heel-to-toe drop: 6mm
Size guide
| Foot & Shoe Size (mm) | US Men's Size | US Women's Size | UK Size | EU Size |
|---|---|---|---|---|
| Foot: 221 mm Shoe: 230 mm | 4 | 5.5 | 3 | 35 |
| Foot: 225 mm Shoe: 234 mm | 4.5 | 6 | 3.5 | 36 |
| Foot: 229 mm Shoe: 238 mm | 5 | 6.5 | 4 | 37 |
| Foot: 233 mm Shoe: 243 mm | 5.5 | 7 | 4.5 | 38 |
| Foot: 237 mm Shoe: 246 mm | 6 | 7.5 | 5 | 39 |
| Foot: 241 mm Shoe: 251 mm | 6.5 | 8 | 5.5 | 39.5 |
| Foot: 245 mm Shoe: 255 mm | 7 | 8.5 | 6 | 40 |
| Foot: 249 mm Shoe: 259 mm | 7.5 | 9 | 6.5 | 40.5 |
| Foot: 253 mm Shoe: 263 mm | 8 | 9.5 | 7 | 41.5 |
| Foot: 258 mm Shoe: 268 mm | 8.5 | 10 | 7.5 | 42 |
| Foot: 263 mm Shoe: 272 mm | 9 | 10.5 | 8 | 42.5 |
| Foot: 267 mm Shoe: 276 mm | 9.5 | 11 | 8.5 | 43.5 |
| Foot: 271 mm Shoe: 280 mm | 10 | 11.5 | 9 | 44 |
| Foot: 275 mm Shoe: 285 mm | 10.5 | 12 | 9.5 | 44.5 |
| Foot: 279 mm Shoe: 289 mm | 11 | 12.5 | 10 | 45 |
| Foot: 283 mm Shoe: 293 mm | 11.5 | 13 | 10.5 | 46 |
| Foot: 287 mm Shoe: 297 mm | 12 | 11 | 46.5 | |
| Foot: 291 mm Shoe: 301 mm | 12.5 | 11.5 | 47 | |
| Foot: 295 mm Shoe: 306 mm | 13 | 12 | 48 | |
| Foot: 304 mm Shoe: 310 mm | 14 | 13 | 49 |
Note: The "Foot" size represents the actual measurement of your foot. The "Shoe" size represents the internal length of the shoe, which is typically slightly larger than the foot size to ensure a comfortable fit.



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