Foam/Pressure Seal White Plastic Ribbed Sides/Stipple Top Item: PCA0380PH10004 UN Rating: Opening: 38 400 Pack: 3750 The pressure seal (PS-22) liner adheres to the opening of the bottle when the cap is screwed on. When the cap is removed, the PS-22 liner will stick to the bottle and just a foam liner will be left in the cap. This type of liner is reccomended for use with dry products such as powders. |