nautical quilt is from Pottery Barn Kids. It doesn't seem to be available on their website any longer, but take a look at the kids bedding section on Houzz for some sparks on inspiration:
Here is a nautically themed bedding set from The Land of Nod:
striped quilt or houndstooth throw can upset the carefully orchestrated balance of a minimalist space. If you use pattern at all, it should be small scale and tone on tone. Softer side: Here's an alternative: Opt for texture. This bedroom builds a tactile foundation with hardly any texture at all. Wh
and a quilted blanket combine to create depth, anchored by the extreme sleekness of the bed frame.