Woot offers Bio Bidet by Bemis SlimTwist Bidet Attachment for $25.99 (orig. $48). Free shipping for Prime Members.

Product Description:
Bio Bidet SlimTwist Simple Bidet Toilet Attachment in White with Dual Nozzle, Fresh Water Spray, Non Electric, Easy to Install, Brass Inlet and Internal Valve.
SLEEK AND STURDY:

• Increase the function and beauty of your bathroom with the latest bidet attachment from Bio Bidet.
• Reinforced and stylish design.

DUAL NOZZLE SPRAY OPTIONS:

• Clean in comfort with refreshing spray patterns for him and her.
• Easily adjust the bidet spray with the responsive water pressure controls.

BUILT TO LAST:

• Designed for an easy DIY installation, the SlimTwist bidet attachment features a quality design brass valve and inlet, alongside a braided metal water supply hose and certified built-in check valve.