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355S Magnetic 3×3 Speed Cube, 48 Magnets Classic Magic Cube Original Stickerless Fast Smooth Great Corner-Cutting Solving Puzzle Game Brain Toy for Kids and Adult

Quick facts

  • Brand: Swift Block
  • Price: USD 14.99
  • Rating: 4.70 (743 reviews)

The Swift Block 355S Magnetic 3×3 Speed Cube is designed for solvers who want a smooth, controlled feel without stepping up to higher-priced premium cubes. With 48 visible magnets, each turn helps guide the layers into place for faster, more consistent solves.

It also features a numerical tension nut with 5 gear settings, so you can tune the cube by hand to match your turning style. The cube’s stable construction is built for everyday practice, whether you’re learning algorithms at home or pushing for quicker times.

At only 85g (2.99 oz) and a compact 2.17-inch size, it’s comfortable to use for extended sessions and works well for both kids (ages 6+) and adults.

  • 48 visible magnets help align layers for faster, more accurate turning
  • Hand-tunable numerical tension nut with 5 gear settings
  • Stable construction designed to resist coming apart during play
  • Lightweight 85g design for comfortable long practice sessions
  • Classic 3×3 color-matching puzzle with one solution and extensive combinations

If you’re shopping for a magnetic 3×3 that balances speed, stability, and easy tuning, the 355S is a strong pick for beginners through intermediate solvers—and a fun, skill-building puzzle for nearly anyone.