13 Amp 1-Gang IP54 Outdoor Weatherproof Mains Power Extension Lead - Masterplug/Permaplug Orange - 1.5mm² Heavy Duty H07RN-F Rubber Cable (2 Metre): Amazon.co.uk: Electronics & Photo
W-99935 KEL - Extension lead | 3x2.5mm2; Sockets: 3; rubber; black; 20m; 16A | TME - Electronic components
Single Extension Lead 2m, 1 Gang Single Plug Extension Lead, 13A 250V 3kw UK 3 Pin Fused Mains Single Socket Extension Lead, Rubber, Tough and Fireproof, Black: Amazon.co.uk: Electronics & Photo
W-97759 KEL - Extension lead | 3x1.5mm2; Sockets: 1; rubber; black; 25m; 16A | TME - Electronic components
13A 4 Gang Heavy Duty Orange Extension Lead with H07RN-F Rubber Cable – Cinemattag LX
PRO ELEC - Rubber Mains Extension Lead with 'H' Frame, 1 Gang, 13A, 10m, Orange | DIY at B&Q
5metre tough rubber 110volt 16amp extension lead water proof
13A generator extension lead – Tough Leads
Stagg Rubber 1 Way Extension Lead – DJ Supplies Sound and Lighting Ltd