Description: BT 100-40 is a high quality, durable rubber coated mask with an aggresive, yet clean removal acrylic adhesive. This product was designed for PMB up to 100 PSI.
Use strips of masking tape to stick the toy animals ... pictures of animals or flowers cut from magazines or leaflets, yoghurt pot lids. Tape a big square of sticky-backed plastic to a window or door, ...
Use masking tape to secure them at both ends of the cardboard ... can't really be prevented from doing damage to the tunnel if they get to the food unless you choose to use more robust materials.