The LMX1561 Crossmaxx® Worms (2 person and 4 person) is perfect for HIIT and functional training and team competitions! The LMX1561 Crossmaxx® Worms are supplied without filling, so that they can be filled to the desired weight.

The LMX1561 Crossmaxx® Worms are available in two sizes:
- LMX1561.S Crossmaxx® 2 person Worm - length: 160 cm
- LMX1561.L Crossmaxx® 4 person Worm - length: 335 cm 

The LMX1561 Crossmaxx® Worms are supplied without filling. We recommend filling the bags with rubber granulate. See the specifications and our instruction video for more information.
When used correctly, these Crossmaxx® Worms are suitable for commercial use.

We recommend to fill the middle bag(s) with the following types of sand because of the grain size:
- Breaker sand
- Concrete sand
- Infill sand for artificial grass
- Masonry sand