Jason Rubin's Twitter profile picture suggests that Quest 3 will also get an optional Elite Strap.
Buy the Meta Quest 3 Elite Strap
Quest 3 Strap with Battery Products / Options : Choosing between these 8, any experience/advice/ccomments? Does mAh matter? : r/OculusQuest
One click stretch and retract design, easier to adjust Enhanced support and comfort for Oculus Quest 3 VR headset Package include 1 x elite headstrap,
Upgraded Head Strap Compatible with 2023 Oculus Quest 3, Elite Strap for Meta Quest 3, One Click Stretch and Retract Design, VR Headset Accessories
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Meta Quest 3 - elite strap
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Meta Quest 3's official accessory 'Elite Strap' has enhanced head support to improve comfort and stability during MR/VR experiences - GIGAZINE
Meta Quest 3 Elite Strap
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Comfort Strap for Quest 3