Layer Estimates:

Layer: Countries/islands neighboring the US (ID:0)
Count: 14
Extent:

XMin: -15696391.62975
YMin: 1637456.32322375
XMax: -5857012.33852697
YMax: 17926792.7922264
Spatial Reference: 102100 (3857)

Layer: U.S. States (Generalized) (ID:1)
Count: 51
Extent:

XMin: -19839095.5886167
YMin: 2145730.1601614
XMax: -7454984.98946784
YMax: 11542629.1047076
Spatial Reference: 102100 (3857)