A twin size bed is is 38 inches wide and 75 inches long (approximately 97cm wide and 191cm long). This size is only generally available in the US, and not in the UK.

Twin and twin XL mattresses are the two smallest standard adult mattress sizes, capable of comfortably accommodating a solo sleeper. When buying a new bed, picking the right size is an important ...

Use our mattress size chart to compare standard mattress sizes and bed dimensions. Our mattress expert explains the factors that go into picking a mattress size that suits your needs.

Twin mattresses are the smallest bed size. If you co-sleep or share the bed with a partner or pets, we recommend opting for at least a full-size mattress instead.

Right now, the organization is looking for donations of twin size bedding including blankets, comforters, sheet sets and pillows.