diff --git a/spec_bomb.lua b/spec_bomb.lua
index 96abcc4..5b808e2 100644
--- a/spec_bomb.lua
+++ b/spec_bomb.lua
@@ -106,7 +106,7 @@ end
 
 
 -- Floor bombs
-local nodes = {{'default:sandstone', 'default:sandstone'}, {'default:wood', 'default:wood'},}
+local nodes = {{'default:sandstone', 'default:sandstone_block'}, {'default:wood', 'fun_caves:wood_block'},}
 for _, node in pairs(nodes) do
 	local node_name = node[1]
 	local comp = node[2] or node_name
@@ -117,32 +117,34 @@ for _, node in pairs(nodes) do
 	local _, d_name = node_name:match('(.*:)(.*)')
 	local d_name_u = d_name:gsub("(%l)(%w*)", function(a,b) return string.upper(a)..b end)
 
-	for i = 1, 5 do
-		local newnode = fun_caves.clone_node(node_name)
-		newnode.description = d_name_u.." Floor Bomb Mk "..i
-		newnode.inventory_image = '[inventorycube{'..node_texture..'{'..node_texture..'{'..node_texture..'^fun_caves_expand.png'
-		newnode.on_punch = function(pos, node, puncher, pointed_thing)
-			minetest.after(5, function()
-				floor(pos, 20 * i, node_name, puncher)
-				minetest.set_node(pos, {name = node_name})
-			end)
-		end
-		minetest.register_node("fun_caves:"..d_name..'_floor_bomb_'..i, newnode)
+	local newnode = fun_caves.clone_node(node_name)
+	newnode.description = d_name_u.." Floor Bomb"
+	newnode.inventory_image = '[inventorycube{'..node_texture..'{'..node_texture..'{'..node_texture..'^fun_caves_expand.png'
+	newnode.on_punch = function(pos, node, puncher, pointed_thing)
+		minetest.after(5, function()
+			floor(pos, 100, node_name, puncher)
+			minetest.set_node(pos, {name = node_name})
+		end)
+	end
+	minetest.register_node("fun_caves:"..d_name..'_floor_bomb', newnode)
 
-		if i > 1 then
-			minetest.register_craft({
-				output = "fun_caves:"..d_name..'_floor_bomb_'..i,
-				recipe = {
-					{comp, comp, comp},
-					{comp, "fun_caves:"..d_name..'_floor_bomb_'..(i-1), comp},
-					{comp, comp, comp}
-				}
-			})
-		end
+	if not minetest.registered_items[comp] then
+		newnode = fun_caves.clone_node(node_name)
+		newnode.description = newnode.description .. ' Block'
+		minetest.register_node(comp, newnode)
+
+		minetest.register_craft({
+			output = comp,
+			recipe = {
+				{node_name, node_name, node_name},
+				{node_name, node_name, node_name},
+				{node_name, node_name, node_name}
+			}
+		})
 	end
 
 	minetest.register_craft({
-		output = "fun_caves:"..d_name..'_floor_bomb_1',
+		output = "fun_caves:"..d_name..'_floor_bomb',
 		recipe = {
 			{comp, comp, comp},
 			{comp, "tnt:gunpowder", comp},
diff --git a/textures/fun_caves_shield.png b/textures/fun_caves_shield.png
index d804d2a..aa765b7 100644
Binary files a/textures/fun_caves_shield.png and b/textures/fun_caves_shield.png differ