An arcuate slot of at least 180° in the lid top permits {HEAD ~ squeezing pressure} to be applied to {TAIL ~ the lid skirt} at two diametrically opposed points to effect displacement of a portion of the lid providing access to the bottom of the lid for swinging the lid open 
to be applied to
An arcuate slot of at least 180 ° in the lid top permits { HEAD ~ squeezing pressure } to be applied to { TAIL ~ the lid skirt } at two diametrically opposed points to effect displacement of a portion of the lid providing access to the bottom of the lid for swinging the lid open
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH