d used for all chairs

EUREKA ERGONOMIC Galene, Faux Leather Office Chair

Casper Dining Armchair - Modway

EUREKA ERGONOMIC Becky, Faux Suede Fabric Home Office Chair

SEYNAR Modern Glam Upholstered Comfy Open-Back Accent Vanity chair with Golden Legs,White,27.16''W*25.19''D*27.55''H

Minimalist Matte Pu Leather Dining Chairs Set of 2,Blue,17.9"D x 21.3"W x 33.9"H

Gripper Non-Slip 17" x 17" Large Omega Tufted Chair Cushions Set of 2

Leader Corn Cushions Soft Foam Pads to Relieve Corn Pain, Reduce Pressure & Improve Comfort While Walking 9 Count

43"x20" Outdoor Chair Cushion - Room Essentials™

FOMI Thick Donut Memory Foam Seat Cushion

Gripper 15" x 15" Twillo Universal Chair Cushion Set of 2

EUREKA ERGONOMIC ROYAL - SLIM, Silicone Leather Executive Office Chair

GoodGram 2 Pack: Ultra Comfort Memory Foam Non-Slip Chair Pads/Cushions

DMI Comfort Contoured Foam Coccyx Seat Cushion for Chair or Wheelchair - Helps with Sciatica Back Pain, Navy

DMI - PROTECTOR CAST/BNDG SMALL HALF

SEYNAR Modern Glam Velvet Accent Armchair with Tufted Back,White, 34.6''W*29.9''D*28.3''H

Lumina, Upholstered Lounge Chair with Armrest,29.72" W x 33.66" D x 34.05" H,White

Flash Furniture HERCULES Series 24/7 Intensive Use Big & Tall 400 lb. Rated High Back Executive Swivel Ergonomic Office Chair with Lumbar Knob and Large Triangular Shaped Headrest

Kids Racer Gaming Chair with Padded Seat Adjustable Height for Home or School Use -3irtyhousy

Simple And Modern Dining Chairs Set of 2 , Gray,17"D x 16"W x 33.1"H

4 Pack Stackable Folding Chairs, PU Padded Seats with 350lbs Capacity, Lightweight Metal Frame for Indoor/Outdoor Use

Faux Fur 16" Round Decorative Chair Pad by Sweet Home Collection®

Corralis Performance Boucle Dining Chair Cream 22.8"W x 22.8"D x 31.5"H

Gripper 2pc 17"x17" Polar Non Slip Chenille Tufted Universal Chair Cushions

Core Products SitBack Rest, Standard