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Our mission at WHOOP is to unlock human performance and healthspan. When you choose to partner with us, we’ll do everything we can to help you find your inner potential.

CoreKnit is a lightweight, essential performance knit designed for everyday wear. Finished with an anti-microbial treatment, CoreKnit is ready for everything from daily routines to intense training sessions. CoreKnit dries ~40% faster than Superknit. Available for WHOOP 5.0 only.
Sizing Guide
CoreKnit features a one-size-fits-all design with an adjustable strap that shortens or lengthens for a perfect fit. The band reaches a maximum length of 9.5 in (24 cm) and has a width of 24mm.
Material
Band: 90% Recycled Polyester, 10% Elastane
Metal: Stainless Steel
Includes Band, Hook, Clasp, and Fast Link™ slider that makes swapping bands easier than ever
Washing Instructions
Hand wash with gentle soap in cold water. Air dry only.