Mer de Glace is a French term that translates to Sea of Ice. Roche Bobois is a high-end furniture retailer that offers a variety of products, including rugs or carpets.
So, kovеr Roche Bobois Mer de Glace likely refers to a carpet or rug from Roche Bobois that has the name Mer de Glace. It is possible that the design or color scheme of the carpet is inspired by the sea or ice, given the name. However, without more specific information, it's difficult to say exactly what the carpet looks like.