Non-phthalate; Conforms to EN71,ASTM,REACH,CE,GS, etc;ISO&ICTI factory; Welcome OEM 1)The shape and a fast track directional bottom also make this snow tube slide really well. 3)molded PVC comfort grip handles ,heavy-gauge PVC bladder ,heat sealed seams, 4)Swiftex directional bottom Swiftex directional bottom 5)two safety handle6)special -25C cold-crack additive 7)reinforced tote rope grommet 8) ...