Collection: Core Rash Guards

Lightweight & minimalistic, this rash guard is perfect for everyday training. Designed to last, the sweat wicking fabric will keep you cool and ready to go another round.  For everyday use, the Hyperfly Core is a staple. 80% polyester, 20% spandex Unisex fit Ranked Colors - competition legal.

Drawing inspiration from the bold lines and streamlined energy of traditional sports jerseys, the Hyperfly Core Rash Guard is a lightweight essential designed for comfort, durability, and performance. Made with sweat-wicking, four-way stretch fabric, it keeps you cool through every round and holds up session after session. The Core Ranked Rash Guard has a slightly roomier cut through the hips for improved comfort and mobility, while still maintaining a secure, athletic fit that stays snug without feeling restrictive. A true staple for everyday grapplers. 80% polyester / 20% spandex Flatlock seams to reduce chafing Unisex loose fit with four-way stretch True to size UV protection

Train hard and stay comfortable in the Hyperfly Core Junior Ranked Rash Guard, a lightweight short-sleeve rashguard built for everyday grappling. Inspired by classic sports jersey lines, it pairs a clean, athletic look with durable performance features for BJJ, MMA, and no-gi training. The sweat-wicking, four-way stretch fabric helps regulate heat during rounds, while the slightly roomier cut through the hips improves mobility without sacrificing a secure fit. Designed for: Kids/juniors BJJ, grappling, MMA, and training Fabric: 80% polyester / 20% spandex Fit: Unisex loose fit with an athletic, stay-put feel Mobility: Four-way stretch for scrambling and transitions Comfort: Flatlock seams help reduce chafing Performance: Sweat-wicking to help keep you cool Protection: UV protection for outdoor sessions Sizing: True to size FAQIs this suitable for no-gi BJJ? Yes, this junior ranked rash guard is ideal for no-gi training and helps reduce mat burn.How should it fit? It’s true to size with a slightly roomier hip cut for comfort and movement while staying snug during rolls.