back to school during covid-19 pandemic concept,school supplies with medical mask and alcohol gel on blackboard, new normal,

abstract alcohol back background backpack bag blackboard blank blue book bright business children color colorful concept conceptschool copy covid19 creative design distancing education educational empty full gel graphic green illustration knapsack life light mask medical new nobody normal notebook object office open pandemic paper pen pencil pocket rucksack school social space stationery supplies table template vector vivid