KLOUD City 2 Pcs Blue Personal Hand-held/Portable Battery Operated Mini Air Fan for Home and Travel Plus 1 pcs Reflective snap/pop Armband/Leg Band/ankleband/Tape/Strap Package included 2 pcs Portable air fan plus 1 pcs reflective snap AA batteries required (best with Polaroid AA batteries),but this item not include battery The fan leaf is made of soft sponge and would not hurt hands The head of fan have 2 adjustable position,Easy to push button Reflective snap has highly reflective and adjustable,No Velcro, one size fits most anyone,Easily attaches to arm, wrist, ankle, or strap of a pack