---
title: "TileMatrixSet | Weather SDK | JavaScript maps SDK"
description: "Documentation for Weather JS"
---

# Type Alias TileMatrixSet

Collection of tile matrix details per zoom level

type TileMatrixSet \= {  
    [bounds](#bounds): [Bounds](https://docs.maptiler.com/sdk-js/modules/weather/api-reference/types/Bounds/);  
    [items](#items): [MatrixSetItem](https://docs.maptiler.com/sdk-js/modules/weather/api-reference/types/MatrixSetItem/)\[\];  
}

##### Index

### Properties

[bounds](#bounds) [items](#items)

## Properties

### bounds[](#bounds)

bounds: [Bounds](https://docs.maptiler.com/sdk-js/modules/weather/api-reference/types/Bounds/)

Geographic exten of the tileset in the unit of projection (Mercator)

### items[](#items)

items: [MatrixSetItem](https://docs.maptiler.com/sdk-js/modules/weather/api-reference/types/MatrixSetItem/)\[\]

Matrix details per zoom level