Brutus 1/8 in. Hard-Style Tile Spacers offer the choice of a traditional vertical tombstone-style or inset leave-in installation method. These Leave-In Spacers are made of of hard plastic, so they will not compress when used with marble, stone and large format tile. They feature a lower height profile, so they can easily be covered when grouting. When used in tombstone style, these hard tile spacers are easily can be reused.