Kay-Metzelerâ„¢ Deluxe Mats are our standard weight mat made with a reconstituted foam core to absorb impact. These mats are ideal for use in secondary and high schools in general PE and gymnastic activities. Deluxe Mats are supplied with a non-slip latex base or you can upgrade to our Super Deluxe Mats with a cellular rubber base for activities where extra grip is required.