ROLANPRO L rain cover length is 90cm, suitable for lens hood outer diameter size:15cm-21cm;

Such as:

for Canon RF 400mm F/2.8 L IS USM;

Canon RF 600mm F/4 L IS USM;

Canon RF 800mm F/5.6 L IS USM;

Canon EF 400mm F2.8 L IS USM (I/II/III);

Canon EF 500mm F4 L IS USM (I/II);

Canon EF 600mm F4 L IS USM (I/II/III);

Canon EF 800mm F5.6 L IS USM;

Nikon Z 400mm f2.8 TC VR S;

Nikon Z 600mm f4 TC VR S;

Nikon Z 800mm f6.3 VR S;

Nikon AF-S 400mm F2.8E FL ED VR;

Nikon AF-S 500mm F4E FL ED VR;

Nikon AF-S 600mm F4G ED VR;

Nikon AF-S 600mm F4E FL ED VR;

Nikon AF-S 800mm F5.6E FL ED VR;

Sony EF 400mm f2.8 GM OSS；

Sony EF 600mm f4 GM OSS;

Sigma APO 300-800mm F5.6 EX DG HSM;

Sigma 500mm F4 DG OS HSM Sports;

Sigma APO 800mm F5.6 EX DG HSM

Grass waterproof version material is thicker and more durable.