The PVC + Carpet Car Floor Mats means that it includes both PVC & carpet material. Actually, it's one kind of car mats that on the bottom layer is PVC car mat; the top layer is carpet car mat. There are two layers for PVC+Carpet Car Floor Mats. It makes your car looks luxury. The customer can decide to use which colors of carpet as he wants. Some customers even put their logos onto the carpet which makes them look more professional. Actually, PVC+Carpet Car Floor Mats doesn't sell so well as PVC car floor mats. Normally, PVC + Carpet Car Floor Mats are heavier than other car floor mats.