About these itemsSmooth Sliding & 360° Swivel Seat: Both models offer left-right sliding and a 360° rotating seat for effortless bathtub access. The pivoting design allows for easy entry and exit, ideal for elderly, disabled, or post-surgery individuals.Adjustable Height for Custom Fit: Enjoy precise height adjustment with 15-level options in both models. The seat height ranges between 20.7" and 27.2" for the 400 lbs capacity model, and 20.9" to 27.6" for the 330 lbs capacity model, accommodating different user and bathtub heights.Strong and Non-Slip Stability: Constructed from high-strength aluminum and SUS304 materials, the transfer benches feature a sturdy 4-legged design with wide arms and non-slip foot pads. The 400 lbs model has a soft HDPE seat, while the 330 lbs model has a PU-padded seat for added comfort and support.Comfortable and Water-Resistant Design: The 400 lbs capacity bench features a soft HDPE seat with quick-drying drainage holes, while the 330 lbs version comes with a 1.9" thick PU-padded seat and backrest for maximum comfort. Both materials are waterproof and easy to clean.User-Friendly Features: Each model includes a waist safety belt for added security and a showerhead holder to keep essential items within reach. The armrests are adjustable (pivoting in the 330 lbs model), enhancing mobility and user convenience.Key DifferencesWeight Capacity: The 400 lbs capacity model (FBL650329) is designed for users requiring extra support, while the 330 lbs model (FBL650328) is suitable for lighter needs.Seat Material: The 400 lbs model features a quick-drying HDPE seat, while the 330 lbs model uses a soft PU-padded seat and backrest for enhanced comfort.Product Weight: The 400 lbs model is lighter at 14.4 lbs, while the 330 lbs model weighs 16.8 lbs, providing a sturdier design.Armrests: The 330 lbs model features pivoting armrests that can be locked or raised for flexible access, unlike the fixed armrests in the 400 lbs model.Seat Dimensions: The 400 lbs model offers a seat size of 16.1" x 13.4", while the 330 lbs model features a slightly smaller seat at 15.9" x 13".SpecificationsModel FBL650329 (400 lbs Capacity):Maximum Load Capacity: 400 lbs / 180 kgSeat Plate Dimensions: 16.1 x 13.4 x 1.7 inSeat Height: 20.7 - 27.2 inBackrest Dimensions: 16.1 x 7.1 inHeight Adjustment: 15 Levels (0.5 in per level)Main Materials: Aluminum Alloy #6063, PE, EVA, SUS304Product Weight: 14.4 lbs / 6.55 kgProduct Dimensions (Max Height): 41.7 x 21.1 x 40.4 inModel FBL650328 (330 lbs Capacity):Maximum Load Capacity: 330 lbs / 150 kgSeat Plate Dimensions: 15.9 x 13.0 x 1.9 inSeat Height: 20.9 - 27.6 inBackrest Dimensions: 16.5 x 7.6 x 1.7 inHeight Adjustment: 15 Levels (0.5 in per level)Seat and Backrest Material: Wood + PUMain Materials: Aluminum Alloy, PE, EVA, SUS304Product Weight: 16.8 lbs / 7.6 kgProduct Dimensions (Max Height): 40.9 x 20.9 x 40.9 inPackage ContentsModel FBL650329 (400 lbs Capacity):1 x Bracket A1 x Bracket B2 x Seat Frame Tubes1 x Seat Frame1 x Armrest1 x Backrest4 x Chair Legs4 x Screws (M6x16)4 x Spacers1 x Shower Head Holder1 x EVA Seat Cushion1 x EVA Backrest Cushion1 x Safety Belt1 x Hex Wrench1 x Instruction ManualModel FBL650328 (330 lbs Capacity):2 x Brackets2 x Seat Frame Tubes1 x Seat Frame2 x Armrests1 x Backrest4 x Chair Legs4 x Screws (M6x16)4 x Spacers1 x Shower Head Holder1 x Safety Belt1 x Hex Wrench1 x Instruction Manual