Is these dress shirts contrast collar?

Yes, they are contrast collar

Are these mens fashion shirts made of cotton?

Yes, the material feels really good!

Does this men dress shirt have pockets on the underside of the collar for collar stays?

No, it doesn't

Is this a long shirt? Like is it made to be tucked in?

It can be tucked in

Are these stylish dress shirts wrinkle free?

Hi, yes, it is

Is this machine washable and dryer safe?

Hello - Yes the shirt is machine washable in cold water, it should be washed separately or with similar colors. Line (hang) to dry. Use warm iron if needed

I wear US M and is a good fit everywhere, i feel like i should get a US M of these, what would you suggest?

Hello, I'm not sure how tight of a fit you want, normal size US M (Tag XL) would be recommended if you want it tight, please kindly order US L or US XL (Tag XXL or XXXL) if you want loose fit. Thanks

• FEATURES: These designer shirts feature long sleeve, slim fit style, button-end closure, contrast collar, wrinkle free, solid color, french cuff, comfortable fabric
• OCCASION: Vocation, holiday, home, wedding, date, work, business and so on, you can wear this shirt for formal&special occasion or daily casual look
• GOES WITH FORMAL TROUSER OR DENIM PANTS: Match with formal trousers or stylish denim pants, be more fashion and handsome
• CARE INSTRUCTION: Dry, laundry, Machine wash cold, dry flat or handwash are available, Low iron if necessary
• CHOOSING RIGHT SIZE: Please kindly refer to our US size in the left size chart picture and choose normal US size before you order the shirt. Thanks

FEATURES: These designer shirts feature long sleeve, slim fit style, button-end closure, contrast collar, wrinkle free, solid color, french cuff, comfortable fabric