Last updated at 03/09/2026 15:14:33
Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad, XX-Large - 80 x 30 Inches
Free delivery
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Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad
Delivery between 9–12 Sept $29
Therm-A-Rest MondoKing 3D Mattress XXL
Delivery between 8–11 Sept $31
Thermarest MondoKing 3D- XX Large
Free delivery between 9–18 Sept
MondoKing 3D Poseidon Blue
Free delivery
Thermarest Mondoking 3D XXL Sleep Mat - Marine Blue
Free delivery between Mon – Tue
THERM-A-REST MondoKing 3D L XXL / Marine Blue
Free delivery between 8–16 Sept
Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad, XX-Large - 80 x 30 Inches
Delivery between 8–12 Sept $35.88
| Variant | |
| size | XXL |
| color | Marine Blue |
Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad, XX-Large - 80 x 30 Inches
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad
Delivery between 9–12 Sept $29
Therm-A-Rest MondoKing 3D Mattress XXL
Delivery between 8–11 Sept $31
Thermarest MondoKing 3D- XX Large
Free delivery between 9–18 Sept
MondoKing 3D Poseidon Blue
Free delivery
| Variant | |
| size | XXL |
| color | Marine Blue |
Therm-a-Rest MondoKing 3D Mattress XXL
The MondoKing 3D provides our highest level of comfort and support. Boasting 4.25 inches (11cm) of premium foam, the ultra-cozy pad combines a plush next-to-skin feel with an 7.0 R-value to keep you warm and comfy in any condition or season. StrataCore construction provides lofty three-dimensional shape, and compresses easily to save room in your trunk or closet. The extra-comfy self-inflating pad features the easy-to-use TwinLock valve, allowing the pad to inflate three times faster and deflate five times faster. Like all Therm-a-Rest pads, the MondoKing 3D is made in market to ensure quality and minimize environmental impact. The pad includes a go-anywhere stuff sack with a built-in pump sack.
The MondoKing 3D provides our highest level of comfort and support. Boasting 4.25 inches (11cm) of premium foam, the ultra-cozy pad combines a plush next-to-skin feel with an 7.0 R-value to keep you warm and comfy in any condition or season. StrataCore construction provides lofty three-dimensional shape, and compresses easily to save room in your trunk or closet. The extra-comfy self-inflating pad features the easy-to-use TwinLock valve, allowing the pad to inflate three times faster and deflate five times faster. Like all Therm-a-Rest pads, the MondoKing 3D is made in market to ensure quality and minimize environmental impact. The pad includes a go-anywhere stuff sack with a built-in pump sack.
The MondoKing 3D provides our highest level of comfort and support. Boasting 4.25 inches (11cm) of premium foam, the ultra-cozy pad combines a plush next-to-skin feel with an 7.0 R-value to keep you warm and comfy in any condition or season. StrataCore construction provides lofty three-dimensional shape, and compresses easily to save room in your trunk or closet. The extra-comfy self-inflating pad features the easy-to-use TwinLock valve, allowing the pad to inflate three times faster and deflate five times faster. Like all Therm-a-Rest pads, the MondoKing 3D is made in market to ensure quality and minimize environmental impact. The pad includes a go-anywhere stuff sack with a built-in pump sack.
The MondoKing 3D provides our highest level of comfort and support. Boasting 4.25 inches (11cm) of premium foam, the ultra-cozy pad combines a plush next-to-skin feel with an 7.0 R-value to keep you warm and comfy in any condition or season. StrataCore construction provides lofty three-dimensional shape, and compresses easily to save room in your trunk or closet. The extra-comfy self-inflating pad features the easy-to-use TwinLock valve, allowing the pad to inflate three times faster and deflate five times faster. Like all Therm-a-Rest pads, the MondoKing 3D is made in market to ensure quality and minimize environmental impact. The pad includes a go-anywhere stuff sack with a built-in pump sack.
in 8 offers
The lowest price for Therm-a-Rest MondoKing 3D Mattress XXL right now is $390.67 at Amazon.com.au, compared across 8 retailers.
The all-time low was $308.00 on 17 July 2025 — today's price is 27% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 3 Sept 2026.
