Chaise lounge - Indio Eucalyptus Outdoor Single Chaise Lounge from Pottery Barn -
https://www.potterybarn.com/products/indio-wood-single-chaise-lounge-driftwood-20/ 
Umbrella - 9' Round Outdoor Patio Umbrella – Rustproof Aluminum Tilt Frame
Table - Indio Eucalyptus Square Outdoor Side Table - https://www.potterybarn.com/products/indio-wood-side-table-driftwood-20/ 

Chaise lounge size: 775 x 1735 x 870 mm
Umbrella size: 2743mm diameter x 2591mm
Table size: 520 x 558 x 419 mm
Size in scene of chaise lounge with pillows and towels
First deck chair - 239,228 polygons
Second lounger - 343,918 polygons
Sun lounger without decorative pillows and towels - 103,662 polygons
Table with decor - 41,358 polygons
Umbrella - 143,038 polygons

Collection of sun loungers with umbrellas - https://3dsky.org/collection/shared/5396144 

The model of the blanket on the lounge chair is made for smoothing. The TurboSmooth modifier is applied to the blanket in the render mode.
In OBJ and FBX files, the blanket needs to be modified with a TurboSmooth modifier.
The model is made in Corona. For V-Ray, materials are converted and checked.
The archive contains files: 3ds Max 2016, Corona + V-ray, FBX corona, FBX v-ray, OBJ
Good renderings!