a reusable trap and a fully disposable trap include two opposing panels or walls , each with a patterned adhesive portion on an inner surface . the trap is configured to provide easy access to crawling pests from all sides , and the patterned adhesive portion provides non - adhesive paths deep into the trap , such that crawling pests may venture further into the trap before encountering adhesive , thereby increasing the trapping capacity . the opposed panels or walls are configured to be urged together by the user , for example by stepping on the trap , to encase trapped pests therebetween , avoiding potential harmful exposure to the user during disposal .