Glossybox has hinted that the May box will include My Prime Mattifying Moisturizer. I think this month's theme will be Celebration, for their one year anniversary.
As for codes, chic20 gives you 20% off!
Some of the boxes will receive an eyeliner and sharpener.
Finally we have spoilers!
Here are the products in the May Glossybox (Remember we all get variations):
Amorepacific Color Control Cushion Compact
My Skincare Multi-Purpose Mattifying Moisturizer
European Wax Center Slow It Body Lotion
Epionce Intense Defense Anti-Aging + Repair Serum
XTREME LASHES® GlideLiner™ Long Lasting Eye Pencil
ModelCo LIP DUO Lipstick & Ultra Shine Lip Gloss
Sebastian Professional Volupt Spray
European Wax Center Slow It Body Wash
etre belle Collagen & Aloe Vera Hydro Mask
Nicka K New York Absolute! Perfume Stick
European Wax Center The Exfoliate