ThermARest

MondoKing 3D Mattress

$179.99 $134.99 25% off

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Are you always on the lookout for something bigger and better? Your ship has arrived with the MondoKing 3D. Simply put, the MondoKing 3D is the biggest Therm-a-Rest® mattress ever. Vertical sidewalls create 20% more usable sleep surface so you have room to sleep like starfish. Dual valves allow compressible foam core to expand and inflate quickly when unpacked. Stuff sack included.

 

Features:

  • Stable Comfort: 4 inches (10 cm) of stabilized loft provides the comfort of home anywhere.
  • Updated Fabric: Supple stretch-knit fabric provides deluxe breathability and plush surface.
  • Giant Sleep Surface: Vertical sidewalls maximize useable sleep surface.
  • Incredibly Warm: Foam core delivers all-season warmth to assure a great night's rest anytime.
  • Self-Inflating: Dual valves allow compressible foam core to expand/inflate when unpacked; just a few breaths top it off to your ideal firmness.
  • Mateable: Mates perfectly with other 3D mattresses.

 

Tech Specs:

  • R-Value: 11.4
  • Weight (Standard): 5 lbs 8 oz
  • Weight (Metric): 2.50 kg
  • Width (Standard): 25 in
  • Width (Metric): 63 cm
  • Length (Standard): 77 in
  • Length (Metric): 196 cm
  • Thickness (Standard): 4 in
  • Thickness (Metric): 10 cm
  • Packed dimension (Metric): 23 cm x 66 cm
  • Packed dimension (Standard): 9 in x 26
  • Top fabric type: 50D polyester knit
  • Bottom fabric type: 50d
  • Polyester Foam type: Urethane Foam
  • Country of Origin: USA*Built of the Finest U.S. and Global Materials
NOTICE: Some products in this store can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Please check the product label for warning information. For more information go to P65Warnings.ca.gov. We cannot ship any products into California that are affected by Proposition 65.

SHIPPING CHANGES: Due to new sales tax rules in the state of Colorado, effective June 1, 2019, purchases made online through JAX Mercantile for customers in the state of Colorado will only be able to be shipped to addresses within JAX current tax jurisdictions in Fort Collins, Loveland, Lafayette, and Broomfield. Customers in the state of Colorado who do not have shipping addresses within these zip codes may still opt for in-store pickup at any JAX store location when making a purchase on the JAX website. Learn more on our shipping and returns page.

Customer Service: 1-800-336-8314 Monday - Friday 9am to 5pm MTN