When healthy hair is wet, it can stretch in length by up to 30 percent, while still being able to return to its original length after drying. 𝗜𝗳 𝘆𝗼𝘂 𝗹𝗶𝗸𝗲 𝗶𝘁 𝘁𝗵𝗲𝗻 𝘀𝗵𝗮𝗿𝗲 𝗶𝘁. @Didyoureallyknow 2.2K viewsedited 00:22