Surfaces

UnGrapable
A physical wall the player can't Launch Gum on.

Grapable
A physical wall the player can Launch Gum on.

Lauching Gum on it will use the Launch Gum mecanic.

WallBounceable
A physical wall the player can Launch Gum on.

Having gum attached to it will attract the player to the attach point and when he hits the attach point it propels him of the distance travelled.