OlarHike AMH3 King Air Mattress, 20-Inch with Built-In Pump, 850-lb Capacity

A spare bed for occasional guests calls for a different setup than a roomy surface for family visits. The OlarHike AMH3 is a king-size air mattress with a built-in pump, a 20-inch height, and a coil-beam support system designed to distribute weight across the sleeping surface.

Its 80-by-76-inch footprint gives guests space to settle in, while adjustable firmness lets you add or release air to suit your comfort preference. When the stay is over, deflate it and store it in the included carry bag.

Technical overview

• Size: King
• Dimensions: 80 in. L x 76 in. W x 20 in. H
• Material: PVC
• Support: Smart Air Coil System
• Maximum weight capacity: 850 lb
• Water resistance: Waterproof
• Pump: Built-in electric pump for inflation and deflation
• Additional inflation option: Separate inflation port
• Color: Gray

The raised 20-inch profile offers a bed-height sleeping surface for home use, and the flocked top provides a soft-feeling surface. The mattress’s coil-beam construction is intended to help distribute weight and reduce sinking. For shared or individual use, you can adjust firmness by adding or releasing air rather than relying on a fixed feel.

Getting the most from it

Use the built-in pump to prepare the mattress for overnight guests, then deflate it after use to make storage easier. A cord storage compartment keeps the pump cable contained when it is not in use. For trips where the built-in pump is not the right setup, the separate inflation port offers another way to inflate the bed, camping or hiking use will depend on having a suitable inflation method available.

Choose a clear area before setup and keep the mattress away from sharp objects such as knives, nails, or broken glass. The manufacturer notes that the material can stretch during initial use, so adding air as needed helps maintain your preferred firmness. The waterproof surface and flocked top make this a practical option for a guest room or temporary sleeping space, while the carry bag helps keep it together between stays.

What you get

The package includes the air mattress, its built-in pump, and a carry bag. That makes the setup straightforward for a home that needs a guest bed on demand: inflate it when visitors arrive, then pack it away when the room needs to return to everyday use. Its king-size dimensions are especially useful when a compact single sleeping surface would not provide the space your guests need.

Customer feedback is positive about ease of inflation and portability, with buyers also describing it as useful for guests and temporary sleeping arrangements. Experiences with firmness, air retention, and durability vary, so the adjustable air level is a practical way to tailor the feel as you set it up.

Should you buy it?

The OlarHike AMH3 is suited to households that want a spacious, elevated air bed they can set up for visitors and store between stays. Its built-in pump, adjustable firmness, king-size surface, and included carry bag bring the key parts of that occasional-bed setup together. If your priority is a roomy guest sleeping space that can be inflated when needed and packed away afterward, this model is built for that role.