Service Description: Provides a DIY soundproofing enhancement solution, including: door and window sealing strips (approximately 10 meters), sound-absorbing cotton panels at wall corners (6 pieces, 30x30cm each), and automatic noise-reducing strips at the bottom of doors. Includes installation video tutorials and a guide to locating common noise sources. All materials are non-toxic and odorless, suitable for renters and removable. Price includes all materials and shipping.