The five-point spider strap system is secure and easy to adjust, and removing the maks is as simple as pushing the lower strap buckles forward.
2007, Tony Wells, Black Man Under the Deep Blue Sea: Memoirs of a Black Commercial Diver in Southeast Asia, →ISBN, page 193:
... and in each case no one seemed to be able to explain how the diver's hat's [sic] had managed to come off of the divers' heads because, not only are they zipped on, they are also held on by a tight rubber spider strap, making it very difficult to remove.
2009, Aidan Duff, The Gentle Way, →ISBN, page 108:
Then, to Lisa's horror, when Chelsea rose she saw that the spider strap fastening on the rug had snapped and that the New Zealand had slipped over her quarters.