Feature 1Breathable: Grounding mat has a user friendly design with high conductivity PU carbon leather breathable holes, providing a comftable sleeping experience. 2Better Sleeping: Grounding function allows you to place the mat under your feet, increasing your deep sleep REM cycle while reducing your light awaken cycle to help you sleep better maintain it. 3Suitable F Spts: You can use sleeping grounding mat as needed, f yoga, exercise, foot therapy, relaxation, sleeping, many other uses. 4Perfect F Pain: Reducing inflammation, muscle joint seness, sprains, arthritis, promoting digestion, blood circulation, rapid recovery, improved sleep quality, reduced stress anxiety eliminating static. 5Promote Circulation: When grounded, many people experience positive health advantage such as better sleep quality, reduced stress, improved blood circulation, body detoxification.Item Type: Grounding SheetMaterial: PU leatherSize: Approx. 138 x 100cm / 54.3 x 39.4inEffects: Helps reduce anxiety pain, anti inflammaty, improves sleep, eliminates static electricity. { font-family:'Arial' imptant; } table { bder-top: 1px solid 000; bder-left: 1px solid 000; } table td, table th { bder-bottom: 1px solid 000; bder-right: 1px solid 000; padding: 3px 5px; } table th { text-align: center; }Package List1 x Grounding Mats1 x 16.4ft CdsNotePlease allow 3cm err due to manual measurement. Thanks f your understing. You won't regret it