We’re thrilled to welcome Yawnder as a Trusted Member of The Mattress Underground as of August 2025!
Based in San Diego and founded by Ben and Catherine Trapskin, Yawnder is a one-of-a-kind showroom where you can try more than 40 of the most popular online mattress brands in one place. The store was designed to make mattress shopping simple, transparent, and stress-free, with knowledgeable staff and no sales pressure.
At Yawnder, you can “try before you buy” with models from Helix, Brooklyn Bedding, Diamond, Nolah, Nest Bedding, Avocado, WinkBed, Puffy, Titan, Plank, Bear, Birch, Leesa, Mlily, and more all in one showroom. Their team pairs hands-on testing with real performance data to help you compare options and find the right match for your body type, sleep style, and support needs.
Some standouts you’ll find at Yawnder include:
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(13.5") Helix Midnight Luxe — a medium-firm hybrid with zoned coils and a quilted pillow top.
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(15") Helix Elite Series — If you’re looking for the Helix highest end luxury mattress. Made with their most durable support system and 5 foam layers tailored for your sleep preferences.
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(12.5") Brooklyn Bedding Signature Hybrid — available in multiple firmness levels.
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(13.25") Brooklyn Bedding Plank Luxe — Dual Sided- Firmest Mattress, expertly designed to reduce spinal stress and alleviate back pain.
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(15.5, 13, 11") Avocado Green — Plush - Medium - Firm Feels - Experience unparalleled comfort and sust ainability with the Avocado Green Mattress, crafted from certified organic materials for a healthier sleep.
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( 13.5”) Winkbed Hybrid — Experience the ultimate in sleep luxury with WinkBed’s premium hybrid mattresses, designed for unparalleled support and comfort tailored to your needs.
What makes Yawnder stand out is their faictory-to-showroom approach: you get honest, data-backed comparisons, access to exclusive in-store bonuses and discounts (including TMU’s own TMU6 discount code), and the chance to avoid returns and guesswork by testing multiple “online-only” brands under one roof.
Beyond carrying top online brands, Yawnder also offers their own line of mattresses and accessories, including the Yawnder Luxury Mattress, adjustable bases (featuring selections from Rize and Ergomotion), headboards and bedding essentials.
If you’re in San Diego, this is a must-visit destination for serious mattress shoppers. Not local? You can explore their full offerings and learn more here on their Trusted Member Profile.
Welcome, Yawnder! We’re excited to have you as part of the TMU community!