75cm2,250ml cell culture flask, plug seal cap, sterile, TC-treated Secure stacking provides stability from accidental tips or spillsAssures consistent culture conditions when performing routine tissue culture testingPlug Seal CapTc-treated surface to enhance cell attachment Package: 5 pcs/bag, 100 pcs/cartonthis tissue culture flask is 75 m² , 250ml Cell Culture Flask, 75cm, seal cap