[Home](./index.md) > [server](./server.md) > [RoundCylinderColliderOptions](./server.roundcylindercollideroptions.md) > [halfHeight](./server.roundcylindercollideroptions.halfheight.md) ## RoundCylinderColliderOptions.halfHeight property The half height of the round cylinder collider. **Signature:** ```typescript halfHeight?: number; ```