Each muk mat weight is based on their size. Below are the weights of our mats. Pull out step muk mat : 500g Step muk mat: 450g Original muk mat: 900g Large muk mat: 1.5kg XL muk mat: 2kg Square muk mat: 700g Please note, the Grey Mats follow the same weights. For custom mat designs, please reference the mat sizes and their weights as a guide for your custom design.