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  • 3 VIDEOS
  • KIWI design K4 Flex Comfort Lite Head Strap for Quest 3/3S, Original Adjustable Replacement Strap with PU Foam Padding, Larger Headrest & Streamlined Design, Engineered for Lying-Down Use (No Battery)
  • The Best Headstrap for Lying Down-Use & The Perfect ComboKIWI design CA

KIWI design K4 Flex Comfort Lite Head Strap for Quest 3/3S, Original Adjustable Replacement Strap with PU Foam Padding, Larger Headrest & Streamlined Design, Engineered for Lying-Down Use (No Battery)

4.7 out of 5 stars (269)
鶹's Choice highlights highly rated, well-priced products available to ship immediately.
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About this item

  • ORIGINAL REPLACEMENT FOR META QUEST 3/3S: The KIWI Design K4 Flex head strap features a large rear head support with self-adapting PU material and soft foam padding, delivering superior comfort and significantly reducing pressure points compared to the original cloth strap.
  • ENJOY COMFORT WHILE LYING DOWN: The flat-back design fits seamlessly against pillows, preventing discomfort while lying down on beds or sofas. Whether you’re engaging in virtual social chats, streaming Netflix VR content, practicing meditation, or diving into immersive casual games, enjoy a stable and relaxed experience without the dreaded "headset bump."
  • UNIVERSAL FIT: Woven adjustable elastic bands with a size range of 17.7 to 27 inches, compatible with every member of the family. It’s the perfect shared accessory for family game nights, allowing everyone to swap the headset on and off without pausing the fun.
  • EASY TO PUT ON & TAKE OFF: The streamlined elastic fit design allows for quick donning and doffing with a simple pull and release. Say goodbye to the hassle of "adjusting knobs while blindfolded" — you can put it on or take it off in just a few seconds.
  • FOLDABLE & TRAVEL-READY DESIGN: Roll-up structure makes this head strap easy to carry in a backpack. Perfect for commuters, travelers, and anyone who wants VR comfort on the go.
  • CERTIFIED SAFE & ULTRA-DURABLE: Crafted from rigorously tested, safety-certified materials, it retains 86% of its original performance even after 5,000 stretch tests in the laboratory, delivering unparalleled comfort and long-lasting durability for you.
› See more product details

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This item: KIWI design K4 Flex Comfort Lite Head Strap for Quest 3/3S, Original Adjustable Replacement Strap with PU Foam Padding, Larger Headrest & Streamlined Design, Engineered for Lying-Down Use (No Battery)
$49.99
Get it by Monday, Mar 16
In Stock
Sold by KIWI design CA and ships from 鶹 Fulfillment.
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AMVR Facial Interface Compatible with Meta/Oculus Quest 3 Face Pad Accessories, with Soft PU Face Cushion Replacement and Bre
$37.99
Get it by Monday, Mar 16
In Stock
Sold by AMVR and ships from 鶹 Fulfillment.
Total price:$00
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  5. Sustainability features

    This product has sustainability features recognized by trusted certifications.
    Safer chemicals
    Made with chemicals safer for human health and the environment.
    As certified by
    Global Recycled Standard

    Global Recycled Standard

    Global Recycled Standard (GRS) certified products contain recycled content that has been independently verified at each stage of the supply chain, from the source to the final product and meet social, environmental, and chemical requirements. The purchase of Global Recycled Standard (GRS) certified products supports the use of recycled content in the supply chain. A product must contain at least 50% certified GRS material to qualify for inclusion in Climate Pledge Friendly.

    Certification Body

    Bureau Veritas

    Certification Number

    TE-00329072

    Climate Pledge Friendly

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From the brand

Previous page
  2. KIWI design

  3. Since 2015, KIWI design has been at the forefront of the VR world. With over 100 patents and a strong product lineup, we proudly collaborate with Meta and engage in the MFM program.

    Your feedback drives us forward! We specialize in creating electrifying VR accessories that enhance user experiences worldwide, prioritizing top-tier quality and sleek design.

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    KIWI design 16FT Link Cable Compatible with Oculus/Meta Quest 3S Accessories, and Quest 3/2/Pro/P...

    For Quest 3/3S

    Visit the store

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    For Quest 2

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Product Description

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.

K4 Flex Head Strap

Merchant video
KIWI design K4 Flex Comfort Head Strap for Meta Quest 3S/3

K4 Flex & P5000 = Ultra-long VR Sessions

  • Its flat-back design eliminates rear pressure points, so there’s no bulky bump pressing into your head when lying down.

  • Its oversized PU & foam rear pad spreads pressure evenly for a soft, comfy fit.

  • Its adjustable straps fit all head sizes—perfect for kids and adults alike.

  • Its foldable design takes up minimal space—fits easily in pockets or bags.

  • It adopts a velcro + woven elastic strap design, allowing adjustment to be done simply by attaching and stretching.

KIWI design MR World

K4 Flex Head Strap

P5000 Compact Power Bank

K4 Comfort Head Strap

K4 Boost Head Strap

Quest 3 Face Pad

G4 Pro Controller Grips

16FT Charging Link Cable

Customer Reviews
4.7 out of 5 stars 269
4.6 out of 5 stars 147
4.8 out of 5 stars 2,922
4.5 out of 5 stars 1,998
4.5 out of 5 stars 353
4.6 out of 5 stars 747
4.2 out of 5 stars 583
Compatible With
Quest 3S/3 Quest 3S/3/2/1/Pro, Pico 4 Quest 3S/3 Quest 3S/3 Quest 3 Only Quest 3S/3 Quest 3S/3/2/1/Pro, Pico 4
Size
9.06*5.51*2.17 inch 5.51*4.72*1.57 inch 9.25*8.86*2.76 inch 10.24*9.65*2.76 inch 7.48*4.33*4.33 inch 6.10*4.13*3.74 inch 10.63*7.87*0.79 inch
Weight
0.68 lb 0.82 lb 1.18 lb 1.77 lb 0.5 lb 0.54 lb 0.52 lb
Battery
✘ ✔ ✘ ✔ ✘ ✘ ✘
Special Feature 1
FlatBack Design Fit Lying Down Unlimited Power Lighter and More Compact DualFast Power Charging Blocking Light Protect the Controller Fast Charge Chip
Special Feature 2
Universal Fits All Head Pocket-Sized More Secure More Secure Ventilation Design Swift battery replacement 5Gbps Super Speed Link Cable
Special Feature 3
Foldable & Travel-Ready Design For All Type-C Devices Ideal for Gaming and Fitness Ideal for Gaming and Fitness Wide and Soft Face Cushion Stay in Sync always Stability&Safety

Product information

Technical Details

Brand ‎KIWI design
Manufacturer ‎Shenzhen Hongjiantou Technology Co., Ltd.
Model ‎QS05
Model Name ‎QS05
Part Number ‎K4 Flex
OS ‎Meta Quest
Scanner Resolution ‎1832 x 1920 per eye
Compatible Devices ‎Oculus Quest
Special features ‎Comfort ,Balanced,Compact,Stable,Lying down, Lightweight
Mounting Hardware ‎K4 Flex Comfort Lite Headstrap
Number of Items ‎1
Display type ‎OLED
Resolution ‎1832x1920
Batteries included ‎No
Batteries Required ‎No
Connector Type ‎USB
Includes rechargable battery ‎No
Manufacturer ‎Shenzhen Hongjiantou Technology Co., Ltd.
Language ‎German
Item model number ‎QS05
Product Dimensions ‎23 x 14 x 5.5 cm; 170 g
ASIN ‎B0FSD8VK9N

Additional Information

Date First Available Nov. 5 2025
Customer Reviews
4.7 out of 5 stars (269)

4.7 out of 5 stars
鶹 Rank

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KIWI design K4 Flex Comfort Lite Head Strap for Quest 3/3S, Original Adjustable Replacement Strap with PU Foam Padding, Larger Headrest & Streamlined Design, Engineered for Lying-Down Use (No Battery)

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Product details

  • Language ‏ : ‎ German
  • Product Dimensions ‏ : ‎ 23 x 14 x 5.5 cm; 170 g
  • Manufacturer ‏ : ‎ Shenzhen Hongjiantou Technology Co., Ltd.
  • ASIN ‏ : ‎ B0FSD8VK9N
  • Item model number ‏ : ‎ QS05
  • Customer Reviews:
    4.7 out of 5 stars (269)

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Product Summary: KIWI design K4 Flex Comfort Lite Head Strap for Quest 3/3S, Original Adjustable Replacement Strap with PU Foam Padding, Larger Headrest & Streamlined Design, Engineered for Lying-Down Use (No Battery)

From KIWI design

4.7 out of 5 stars, 269 ratings

Customer reviews

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About this Item

  • ORIGINAL REPLACEMENT FOR META QUEST 3/3S: The KIWI Design K4 Flex head strap features a large rear head support with self-adapting PU material and soft foam padding, delivering superior comfort and significantly reducing pressure points compared to the original cloth strap.
  • ENJOY COMFORT WHILE LYING DOWN: The flat-back design fits seamlessly against pillows, preventing discomfort while lying down on beds or sofas. Whether you’re engaging in virtual social chats, streaming Netflix VR content, practicing meditation, or diving into immersive casual games, enjoy a stable and relaxed experience without the dreaded "headset bump."
  • UNIVERSAL FIT: Woven adjustable elastic bands with a size range of 17.7 to 27 inches, compatible with every member of the family. It’s the perfect shared accessory for family game nights, allowing everyone to swap the headset on and off without pausing the fun.
  • EASY TO PUT ON & TAKE OFF: The streamlined elastic fit design allows for quick donning and doffing with a simple pull and release. Say goodbye to the hassle of "adjusting knobs while blindfolded" — you can put it on or take it off in just a few seconds.
  • FOLDABLE & TRAVEL-READY DESIGN: Roll-up structure makes this head strap easy to carry in a backpack. Perfect for commuters, travelers, and anyone who wants VR comfort on the go.
  • CERTIFIED SAFE & ULTRA-DURABLE: Crafted from rigorously tested, safety-certified materials, it retains 86% of its original performance even after 5,000 stretch tests in the laboratory, delivering unparalleled comfort and long-lasting durability for you.

Product description

Experience superior comfort with this ergonomically designed head strap for Meta Quest 3. The innovative TPU cushioned back support with PU foam padding provides adaptive conformity to your head shape, effectively distributing pressure for extended VR sessions. Its lay-flat design allows comfortable viewing while lying down, eliminating that awkward pressure on your head. The smart elastic band system automatically adjusts to different head sizes, making it perfect for both adults and children, with or without glasses. Convenience meets practicality with its one-handed quick-wear design - no need to fiddle with adjustments. The foldable structure makes it incredibly portable, fitting easily into backpack compartments. This thoughtfully engineered head strap significantly upgrades the comfort level compared to standard fabric straps, letting you focus on your VR experience rather than discomfort. Compatible with Meta Quest 3/3S, this strap requires no batteries and offers a secure fit whether you're gaming, watching movies, or exploring virtual worlds.
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