It is the simple substance of the female terminal (large size).
Please buy the wire seal to an electric wire separately;

product contents
Maker Sumitomo Wiring Systems
Series TS/HX/DL
Standard size 187
Waterproofing/non-waterproofing Waterproofing
M/F F
Correspondence electric wire size AVS2.0-3.0mm2 (large size)

Simple substance of the corresponding wire seal
■Large size wire seal "WS7165-0348TS-DL-DGRY"
●Application electric wire size 2.0mm2 (AV/AVX/AEX/AVS)
Electric wire finish 2.9-3.5mm outside diameter
■LL size wire seal "WS7165-0356TS-DL-NV"
●Application electric wire size 3.0mm2 (AV/AVX/AEX/AVS)
Electric wire finish 3.5-4.1mm outside diameter

In the case of the set product of a terminal and the wire seal, it is this
◆"A terminal (large size) and a wire seal" (large size)
●F187WP-TS-L-L
◆"A terminal (large size) and a wire seal" (LL size)
●F187WP-TS-L-LL