The new inflatable sofa for 2017 Premium 2.0 Inflatable lazy bed 【Material】: Polyester 190t waterproof three-tier grid over the cloth 420 over pvc + pe board 【Weight】: about 1.3kg (including backpack), bearing 300kg. 【Packing】: 15 sets in the box 【One-piece size】: 230 * 70cm or so 【Features】: single-port 210 full nylon, plus side pockets, the middle car line is divided into two inflatable pocket. 【Advantages】: 1. Process two-wire sewn explosion-proof, lock gas time longer, in the water will not crack after use! 2. Inflatable time is short, only 8 seconds!