How to use

Simple as 1, 2, 3.

No assembly. No tools. No dedicated room. Built for people with real lives and real schedules.

Setup to training in under 60 secondsNo tools, no assembly, everWorks indoors or outdoors, any surface
Setup guide

Three steps to your first workout.

01

Unbox & inflate

Remove the Cube from its base (which doubles as your carry case). Attach the included electric pump and inflate in under 45 seconds. The Cube locks firm. No wobble, no soft spots.

Zero assembly · 45 seconds
Training on the Cube with the exercise guide
02

Pick your exercise

Open your 50+ exercise guide (printed in the box). Each exercise includes a photo, step-by-step form cues, and beginner/advanced progressions. No guesswork.

50+ exercises · all levels
The Cube folded flat into its base
03

Train, deflate, store

Done? Release the valve. Deflates in under 20 seconds, folds flat, and slides back into its base. Stand it in a closet, slide it under a bed, or pop it in your car. Your room is back.

Closet-sized storage
Workout library

Every exercise, every goal.

Browse by training goal. Every workout is designed around the Cube. No other equipment needed.

Box Burpee

Full Body · Cardio
Advanced

20-Min Low-Impact HIIT

Conditioning
Beginner

Box Jump

Legs · Power
Intermediate

Bulgarian Split Squat

Quads · Glutes
Advanced

Incline Push-Up

Chest · Triceps
Beginner

Tricep Dip

Triceps · Shoulders
Beginner

Seated Core Hold

Core · Stability
Beginner

Step-Up

Glutes · Balance
Beginner

Joint-Friendly Recovery Flow

Mobility · 55+
Beginner

Low-Impact Progressions

Joint-conscious
Beginner

CrossFit-Style Cube WODs

Conditioning
Advanced

Decline Push-Up

Upper Chest
Intermediate
Space story

Works in any space.

Apartment, spare room, or garage. The Cube folds flat and stands anywhere.

<5 ft²
Floor footprint

Inflated and in use. Smaller than a yoga mat.

<20s
Deflate time

Open the valve and it's flat in under 20 seconds.

0
Dedicated room needed

Closet, under bed, car trunk. It fits everywhere.

Watch it happen

From flat to firm, and back.

The full cycle in one take: inflate it in under a minute, train, then deflate and pack it down for storage.

Start training in 60 seconds.

Free shipping · 30-day returns · 2-year warranty.

★ 30-day returns · Free US shipping

Qmulus Cube · $299 4 interest-free payments of $74.75 with Shop Pay