How long can I leave a sanitary pad on for?

Ok, so my period just started and I have school tomorrow ; I leave home at about 8.30 and get home around 4. Would it be ok for me to leave a pad on for this long instead of having to leave my friends etc at break or whatever. HELP?

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia��).