Sephora offers its Sephora Favorites LashStash to Go bundled with a voucher for a full-sized mascara for $28 plus $5.95 for shipping. That's $29 off list and the lowest total price we could find. You can use the gift card to purchase the full-size version of one of the five included samples. The samples are Marc Jacobs O! Mega Lash, Milk Makeup Ubame, Too Faced Better Than Sex Mascara, Tarte tarteist lash paint, and Ciate London Triple Shot.