please do check size and model number
For Acer Aspire 5 A515-57: 362.9*237.8*18mm
For Acer Aspire 3 A315-57 / A315-57G:362.9*237.8*18mm
For Acer Aspire 3 A315-58 / A315-58G: 362.9*237.8*18mm
For Acer Aspire 3 A315-59: 362.9*237.8*18mm
For Acer Aspire 3 A315-24 : 362.9*237.5*18.9mm