These stylish Drennan 25K Quilted Thermal Salopettes feature a tough, ripstop shell which has a 25,000mm hydrostatic head along with a 10,000g breathability rating and is far superior to most other angling waterproofs on the market. Approximate Waist Sizes: Small - 30-32in (77-82cm) Medium - 32-34in (82-87cm) Large - 34-36in (87-92cm) XL - 36-38in (92-97cm) 2XL - 38-40in (97-102cm) 3XL - 42-44in (108-113cm) 4XL - 44-46in (113-117cm) Approximate Inside Leg Sizes: Small - 28in (72cm) Medium - 30in (77cm) Large - 31in (79cm) XL - 32in (82cm) 2XL - 32in (82cm) 3XL - 32in (82cm) 4XL - 32in (82cm) Approximate Chest Sizes: Small - 40-42in (102-107cm) Medium - 42-44in (107-113cm) Large - 44-46in (113-118cm) XL - 46-48in (118-123cm) 2XL - 48-50in (123-127cm) 3XL - 52-54in (133-138cm) 4XL - 54-56in (138-142cm)