The 4.0-inch (10 cm) thick tri-fold memory foam mattress can be used for visitors, car trips, and camping.A supportive memory foam mattress that will keep you comfortable to sleep on.10厘米厚的三折??海?可以在来客、汽?旅行、露??使用。有支?力的??泡沫床?,睡眠舒?。The 4.0-inch (10 cm) thick tri-fold memory foam mattress can be used for visitors, car trips, and camping.A supportive memory foam mattress that will keep you comfortable to sleep on.10厘米厚的三折??海?可以在来客、汽?旅行、露??使用。有支?力的??泡沫床?,睡眠舒?。