Self Inflating Mattress: Tentco Bundu 5cm A soft but firm mattress that can be rolled up to a compact size, it weighs around 2kg. The Top of the Mattress is made from Micro Sued Coated PVC. The Underside is made from 190T Polyester dot anti-slip coated PVC to protect against harsh surfaces. Weight 2.05Kg 5cm Thick Padding to give you a comfortable sleep on uneven terrain. Insulates against cold and wet ground and keeps you warm Anti-slip underside to ensure the Mattress does not move whilst you toss and turn. Velcro attachment points either side so that mattresses can be linked to each other if you’re hiking with the girlfriend. It can also be separated if you’re camping with the missus.