MP X-O Race Cap-

Engineered with integrated, dual-density stretch zones, stabilizing ribs, and internal dimpling, the X-O cap offers a sleek and secure fit. Available in Small, Medium or Large.
Manufacturer: MP- Michael Phelps

Exo-Core Technology: Combines two thicknesses of silicone for maximum performance

Internal dimpling and stabilizing ribs prevent movement and wrinkling and keeps the cap in place

Hydrodynamic 3D shape

Works in conjunction with our performance Compression Cap to improve the hydrodynamic shape of the head

Performance cut

Reusable hard case packaging

FINA approved

Designed in Italy


"The cut of the X-O cap is perfect. It doesn’t ride, it doesn’t wrinkle. It’s not completely over my ears, so I can hear."
- Michael Phelps

"The swim cap is very important to a swimmer’s performance," said Coach Bob Bowman. "We’ve created a cap that’s going to provide maximum control of the hair with a minimum of wrinkles for the most streamlined movement through the water."

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