Based on official requirements from Immigration Department of Malaysia

https://www.imi.gov.my/portal2017/index.php/en/main-services/passport/malaysian-international-passport.html

Applicant should wear dark colored clothing covering shoulder and chest.

Taken in full face view directly facing the camera with a neutral facial expression, both eyes open and mouth closed

Do not wear a hat or head covering obscures hair or hairline unless worn daily for a religies purpose. Full face must not cast any shadows on your face.

Contact lenses and spectacles are not allowed while taking pictures.

The applicant who wear veil (tudung) are required to wear dark coloured veil.

Malaysian Passport Photo Size Requirements 1