Chicken cheapest ladder

cheapest These ladders are built specifically for my toddler devices.
They are made of glued wood with a smooth side for sliding and the other side with semi-circular strips for climbing.
The fifth photo shows the special suspension for other uses.

1. 30 cm x 0.60 cm
2. 30 cm x 0.80 cm
3. 30 cm x 100 cm