Portal 2 "Remember" Tin Wall Sign Remember... Put Aperture Science Laboratories on your wall! Cool wall sign from the Portal game series. Lists all the things test subjects are supposed to do and not do! If you're a big player of Portal, this Portal 2 Remember Tin Wall Sign is made for you! From the acclaimed Portal video game series by Valve, it states all the things that Aperture Science Laboratories test subjects are supposed to do and not do: 'Do not leave your belongings here,' 'Do not loiter for more than twenty minutes,' 'Do not touch the glass,' 'Do wear a shirt and shoes at all times,' Do move quickly through your test track,' and 'Do not forget to not touch the glass.' If you love following rules, you're gonna love this sign! This Tin Sign measures approximately 11-inches tall x 5 1/2-inches wide.